{"name":"ai.mysiren/siren","slug":"mysiren-siren","title":"Siren","description":"Deterministic visual marketing engine. Your agent plans, renders, and posts on-brand campaigns.","url":"https://mcp.market/server/mysiren-siren","rating":null,"grade":"B","score":76,"certified":false,"status":"active","category":"ai","tags":["ai"],"presence":{"score":20,"stars":0,"forks":0,"downloads_week":null,"last_push_at":"2026-09-12T11:56:58.000Z","license":"MIT"},"uptime":{"percent":100,"checks":7,"ok":7,"last_checked_at":"2026-09-21T01:15:36.048Z","last_ok_at":"2026-09-21T01:15:36.048Z","latency_ms":76},"claimed":false,"transport":"remote","callable_via_gateway":true,"default_price_micros":0,"repository":"https://github.com/Hexahedral-Inc/siren-mcp","website":null,"version":"1.1.0","remotes":[{"type":"streamable-http","url":"https://mcp.mysiren.ai/mcp"}],"packages":[],"tools":[{"name":"add_person","description":"Add a face to the people library. Siren crops it round in a few\nseconds (status cropping, then ready). Only upload people who agreed.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"image_url":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"Public https URL of a portrait (PNG, JPG or WebP), one face."},"image_base64":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"The portrait as base64, if you have no URL."},"name":{"default":"","description":"The person's name.","type":"string"},"role":{"default":"","description":"Their role, e.g. Founder, Head of Design.","type":"string"},"team":{"default":"","description":"Their team, if any.","type":"string"}},"additionalProperties":false}},{"name":"buy_credits","description":"Get a Stripe checkout link for more credits. Give the link to the\nhuman; they pay on Stripe and the credits land in about a minute.\nNothing is charged by this call. Read the balance on get_account.","write_action":true,"price_micros":0,"input_schema":{"type":"object","properties":{"pack_id":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"small (50 credits, $9.99), medium (100, $20) or large (300, $50)."},"credits":{"anyOf":[{"type":"integer"},{"type":"null"}],"default":null,"description":"Or a custom amount, 50 to 5000, at $0.20 each."}},"additionalProperties":false}},{"name":"clarify_brief","description":"Ask Siren's clarifier whether a brief is specific enough to\ngenerate from. Returns ready=true/false plus follow-up questions.\nUse before create_campaign when the user's request is vague.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"brief":{"description":"Plain-language request for the post, e.g. \"announce the new export feature, use the dashboard screenshot\".","type":"string"}},"required":["brief"],"additionalProperties":false}},{"name":"create_campaign","description":"Create a Siren campaign from a plain-language brief — the full\npipeline: plan, on-brand copy, deterministic render, verify. Returns\nthe run; poll get_run until it finishes. Spends credits (image 10,\nvideo 25; voice or music-only is the same 25). Pass output_type to\npin a film (list_films has the catalog); omit it and Siren picks.\nOptional scheduled_at (ISO-8601)\nqueues a sequential post (X → Instagram → TikTok, or platforms you\npass) when the render succeeds — requires Allow posting. Fails with\na 402 upgrade message if the plan or balance can't cover it.\n\nFILM KNOBS: voiceover (true narrated / false music only), direction\n(mood, pace, motion, music in one line), music (a bed id), media\n(upload_media URLs the film shows). Images ignore the film knobs:\nSiren writes and paints them from the brief and Brand DNA.\n\nANY BRAND: pass `brand` to make it for a brand that is not this\nworkspace's own, e.g. brand={\"name\": \"Acme\", \"site\": \"acme.com\",\n\"logo_url\": \"https://acme.com/logo.png\", \"primary\": \"#FF4400\"}.\nNothing of this workspace's identity leaks in.\n\nThe exact same request within 24 hours returns the run it already\nstarted, as it is now, with replayed=true and no new charge. Change\nthe brief to make another.","write_action":true,"price_micros":0,"input_schema":{"type":"object","properties":{"brief":{"description":"Plain-language request for the post, e.g. \"announce the new export feature, use the dashboard screenshot\".","type":"string"},"channel":{"default":"twitter","description":"Target channel for the render: twitter, instagram, linkedin, tiktok, or youtube. Sets the default aspect (X square, Instagram 4:5, TikTok 9:16) and copy length. A shape named in the brief wins: square, vertical, portrait, story, wide, landscape, 4:5, 9:16, 16:9.","type":"string"},"asset_type":{"default":"card","description":"What to make: card (still image) or video.","type":"string"},"output_type":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"Optional film to pin, e.g. \"story\" or \"pitch\". Call list_films to browse; describe_film for the contract. Omit and Siren picks the format from the brief."},"caption":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"Optional caption for the post this run becomes. Your words are kept; omit and Siren writes the caption."},"scheduled_at":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"ISO-8601 time to post, e.g. 2026-09-12T09:00:00. Interpreted in the given timezone."},"timezone":{"default":"UTC","description":"IANA timezone name for scheduled_at, e.g. Africa/Lagos or America/New_York.","type":"string"},"platforms":{"anyOf":[{"items":{"type":"string"},"type":"array"},{"type":"null"}],"default":null,"description":"Where to post: any of x, instagram, tiktok, linkedin, youtube, or [\"everything\"] for every connected channel."},"voiceover":{"anyOf":[{"type":"boolean"},{"type":"null"}],"default":null,"description":"Films: true = narrated in the brand voice, false = motion + music only. Omit and the brief decides; if the human never said, ask them once."},"direction":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"Films: one free line on mood, pace, motion and music, e.g. \"emotional, slow, soft piano\" or \"dark, club energy, fast cuts\"."},"music":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"Films: a music bed track_id. Omit and the bed follows the film and the direction."},"media":{"anyOf":[{"items":{"type":"string"},"type":"array"},{"type":"null"}],"default":null,"description":"Films: URLs from upload_media (images and videos) for the film to show. Omit and the film shows the brand's recent work. Images: not used; add pictures to Brand DNA with upload_product_screen instead."},"brand":{"anyOf":[{"additionalProperties":true,"type":"object"},{"type":"null"}],"default":null,"description":"Make it for ANOTHER brand instead of this workspace's own (a client, a brand people recognise, a side project). Object: {name (required), site, logo_url (https PNG/SVG/JPG of the brand's MARK or app icon, e.g. Duolingo's owl, not the wordmark: the film sets the name in type), accent (hex: the brand's signature colour, the one films are painted in), primary (hex: its dark or ink colour), secondary, tagline, font (the brand's typeface name, e.g. Nunito), x_handle, sells (one line: what they make)}. Clean slate: none of this workspace's logo, colours, mascot, font, handle, screenshots or memory is used; only what you send. Look up the brand's real site, logo URL and colours first. Omit to use this workspace's Brand DNA."}},"required":["brief"],"additionalProperties":false}},{"name":"create_mascot","description":"Start the brand mascot: from a description (note, kind) or from a\nreference picture. Paid plans; 100 credits. Siren paints a hero in\nabout a minute; poll get_mascot, show the human, then mascot_step\nkeep (build the pose sheet) or retry (paint again, 3 tries). One\nmascot per workspace.","write_action":true,"price_micros":0,"input_schema":{"type":"object","properties":{"note":{"default":"","description":"Describe the character in the human's words: what it is, colours, personality, what to avoid. Up to 280 characters.","type":"string"},"kind":{"default":"auto","description":"auto (Siren picks from the brand), animal, creature, object, robot, food, or abstract.","type":"string"},"style":{"default":"vinyl","description":"Material: vinyl (default), clay, plush, wool, or glossy.","type":"string"},"name":{"default":"","description":"The mascot's name, if the human has one.","type":"string"},"image_url":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"A reference picture of the mascot (https PNG/JPG/WebP). Siren paints it in the brand's style, keeping the character."},"image_base64":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"The reference picture as base64, if you have no URL."}},"additionalProperties":false}},{"name":"delete_brand_video","description":"Remove a clip from Brand DNA, file and poster included.","write_action":true,"price_micros":0,"input_schema":{"type":"object","properties":{"video_id":{"description":"Id from list_brand_videos.","type":"string"}},"required":["video_id"],"additionalProperties":false}},{"name":"delete_media","description":"Delete one photo or video uploaded with upload_media. Only this\nworkspace's uploads; a film that already rendered keeps its copy.","write_action":true,"price_micros":0,"input_schema":{"type":"object","properties":{"url":{"description":"The URL upload_media returned (or one from list_media).","type":"string"}},"required":["url"],"additionalProperties":false}},{"name":"delete_person","description":"Remove a face from the people library.","write_action":true,"price_micros":0,"input_schema":{"type":"object","properties":{"person_id":{"description":"Id from list_people.","type":"string"}},"required":["person_id"],"additionalProperties":false}},{"name":"delete_product_screen","description":"Remove a product screenshot from Brand DNA. Does not delete Brand Memory.","write_action":true,"price_micros":0,"input_schema":{"type":"object","properties":{"screen_id":{"description":"Id of the brand asset from list_product_screens.","type":"string"}},"required":["screen_id"],"additionalProperties":false}},{"name":"describe_film","description":"The full contract for one film: what it is and when to hire it, its\nbody JSON Schema, a reference body, the seed envelope, media slots\n(which fields take image/video URLs), the brand prefills (colours,\nlogo, screens) and the override rules. Call it before writing a\nrender_asset body.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"output_type":{"description":"Film id from list_films, e.g. \"story\", \"pitch\", \"gallery\".","type":"string"}},"required":["output_type"],"additionalProperties":false}},{"name":"get_account","description":"Get the connected Siren workspace: plan, key scopes, auto-post\nsetting, and daily limit. Call this first to learn what the account\ncan do before generating. Empty asset_types / channels /\nconnected_accounts lists mean UNRESTRICTED, not missing — never stop\non them. Film renders need plan pro or above (empire/scale/pro).","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{},"additionalProperties":false}},{"name":"get_brand_dna","description":"Get this workspace's Brand DNA: brand_name, brand_kind, overview,\ntagline, offer, features, products, audience, palette, logos, plus\n`checks`: what to fix before rendering (thin Brand DNA, a typed\naccent the brand's own work does not use). Call right after\nget_account; fix thin DNA first with update_brand_dna and\nupload_product_screen, or ask the human for the site. Not Brand\nMemory.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{},"additionalProperties":false}},{"name":"get_mascot","description":"The workspace mascot: status (hero, keeping, frames, ready), the\nhero picture, tries left, and every pose frame with its URL. Null\nmascot = none yet.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{},"additionalProperties":false}},{"name":"get_performance","description":"How the posts did: totals (impressions, engagement, replies,\nengagement rate) and the top posts with views, likes and replies.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"window":{"default":"30d","description":"7d, 30d or 90d.","type":"string"}},"additionalProperties":false}},{"name":"get_run","description":"Get one run by id — full status, output text, asset URLs,\ncaption, and any error. Poll this after create_campaign\nor render_asset until status is terminal. Wait `poll_after_seconds`\nbetween polls; `progress` and `eta_seconds` say how far along it is.\nA finished film carries `film_check`, advice only: when `ok` is\nfalse, show the human the video and the findings and let them decide.\nRe-render at most once, and only for a defect you can name in what you\nsent (a missing image, a wrong name). A\nfinished run carries `caption`: the post caption Siren wrote in the\nrun's brand (or yours, if you passed one); show it with the asset. After\npost_run, `posts[]` carries each platform's status and, once it\nfires, the live URL and the caption that went out.","write_action":true,"price_micros":0,"input_schema":{"type":"object","properties":{"run_id":{"description":"The run id returned by create_campaign, render_asset, or list_runs.","type":"string"}},"required":["run_id"],"additionalProperties":false}},{"name":"list_brand_videos","description":"The brand's own clips in Brand DNA: name, what each shows, when to\nuse it, tags, best moments with timestamps, poster and scan_status.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{},"additionalProperties":false}},{"name":"list_films","description":"Every live film master Siren can render: name, what it is, when to\nhire it, runtime, aspect, whether this plan can render it, and\n`fits_this_brand` with what is `missing` for this workspace (films\nthat fit come first). Films are deterministic MP4s; video renders\nneed Pro or above. Read this before promising a specific film, then\ndescribe_film for its body.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"goal":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"Optional: the human's own words for the outcome, e.g. \"tell our story\" or \"launch a feature\". Reorders the catalog by fit."}},"additionalProperties":false}},{"name":"list_media","description":"Photos and videos uploaded with upload_media, newest first, with\ntheir URLs. Reuse a URL in create_campaign media or a film body.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{},"additionalProperties":false}},{"name":"list_people","description":"The people library: team faces Siren can put in stills (name,\nrole, team, status cropping or ready, round crop URL).","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{},"additionalProperties":false}},{"name":"list_posts","description":"Every post Siren sent or queued: platform, status, live URL, time,\nand counts by status (posted, queued, failed).","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"limit":{"default":50,"description":"How many posts, 1 to 200. Newest first.","type":"integer"},"offset":{"default":0,"description":"Skip this many, to page back.","type":"integer"}},"additionalProperties":false}},{"name":"list_product_screens","description":"List the brand assets in Brand DNA: product photos, app screenshots,\npackaging. Each row has name, kind, description, use_when, tags,\nscan_status (scanning / ready / failed), device, theme, url.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{},"additionalProperties":false}},{"name":"list_runs","description":"List the workspace's generation runs (newest first): status, brief,\nchannel, asset URLs, and caption. Page with offset to see them all.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"limit":{"default":10,"description":"How many runs to return, 1 to 50. Newest first.","type":"integer"},"offset":{"default":0,"description":"Skip this many runs, to page back through every video and image the workspace has made.","type":"integer"}},"additionalProperties":false}},{"name":"mascot_step","description":"Move the mascot on: keep the hero, paint it again, or add a pose.\nAsk the human before keep, since it builds the whole sheet.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"action":{"description":"keep = build the pose sheet from this hero; retry = paint the hero again; pose = add one more pose to a built mascot.","type":"string"},"note":{"default":"","description":"For retry: what to change this time.","type":"string"},"label":{"default":"","description":"For pose: the pose in a few words, e.g. waving, holding a phone.","type":"string"},"prompt":{"default":"","description":"For pose: extra detail for the pose.","type":"string"},"with_model":{"default":false,"description":"For pose: also make a 3D model of it (20 credits instead of 10).","type":"boolean"}},"required":["action"],"additionalProperties":false}},{"name":"post_run","description":"Post a finished run's assets to the workspace's CONNECTED SOCIAL\nACCOUNT. This is live, public distribution on the customer's channel\n— always confirm with the user before calling. Only works if the\ngrant was authorised with posting allowed. Pass `caption` to own the\nwords; it goes out verbatim. The call queues the post behind a short\npublish window (about two minutes, cancellable) rather than firing\ninline: poll get_run after that and read `posts[].url` for the live\npermalink and the caption that went out.","write_action":true,"price_micros":0,"input_schema":{"type":"object","properties":{"run_id":{"description":"The run id returned by create_campaign, render_asset, or list_runs.","type":"string"},"platform":{"default":"x","description":"Connected channel to post to: x, instagram, tiktok, linkedin, or youtube.","type":"string"},"caption":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"Optional caption for this publish; goes out verbatim. Omit and Siren writes it."}},"required":["run_id"],"additionalProperties":false}},{"name":"render_asset","description":"Render films from pre-formed SirenSeed bodies (advanced). FILMS ONLY:\nimages are painted from a brief, so for any image, ad or creative call\ncreate_campaign with asset_type=card (a still here returns 422\nstills_use_a_brief). Each item: {output_type, channel,\nseed_body, archetype?, family?, surface?, caption?, voice_id?,\nmusic?, direction?, brand_override?}. Prefer create_campaign unless\nthe user has concrete seed JSON. Returns run ids, `estimated_seconds`\nand `poll_after_seconds`; wait that long, then get_run.\n\nTHE DIRECTOR: every film body is edited against Brand DNA before it\nrenders. It keeps the film and your brand-specific lines, rewrites\nempty, generic or reference-body copy, and never touches media.\n`director` in the response says what changed. `direction` is a free\nline (\"dark, club energy, fast\") that steers words, pace and music.\nA film that cannot use what you sent returns 422 film_does_not_fit\nwith a `fix` and `films_that_fit`.\n\nANY BRAND: put brand_override={\"name\": \"Acme\", \"site\": \"acme.com\",\n\"logo_url\": \"https://acme.com/logo.png\", \"primary\": \"#FF4400\",\n\"accent\": \"#111111\"} on an item to render it for a brand that is not\nthis workspace's own. With a name it is a clean slate: none of this\nworkspace's logo, mascot, font, handle, screenshots or stills are used.\nMedia slots take only URLs you uploaded with upload_media.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"items":{"description":"Pre-formed SirenSeed film bodies to render (films only; images go through create_campaign). Each item: {output_type, channel, seed_body, archetype?, family?, surface?, caption?, voice_id?, music?, direction?, brand_override?}. music = a bed track_id (omit and the bed follows the film and brand). direction = one free line that steers words, pace and music. brand_override with a name = render for ANOTHER brand, clean slate: {name, site, logo_url, primary, accent, secondary, tagline, font, x_handle}.","items":{"additionalProperties":true,"type":"object"},"type":"array"},"name":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"Human-readable name for the asset or run."}},"required":["items"],"additionalProperties":false}},{"name":"schedule_post","description":"Schedule a finished run to post at scheduled_at (ISO-8601).\nShows in the customer's local timezone. platforms: x, instagram,\ntiktok, linkedin, youtube, or everything. Posts fire sequentially.\nRequires Allow posting. Prefer this over post_run when the user\nnames a time. On create_campaign you can pass scheduled_at instead.","write_action":true,"price_micros":0,"input_schema":{"type":"object","properties":{"run_id":{"description":"The run id returned by create_campaign, render_asset, or list_runs.","type":"string"},"scheduled_at":{"description":"ISO-8601 time to post, e.g. 2026-09-12T09:00:00. Interpreted in the given timezone.","type":"string"},"timezone":{"default":"UTC","description":"IANA timezone name for scheduled_at, e.g. Africa/Lagos or America/New_York.","type":"string"},"platforms":{"anyOf":[{"items":{"type":"string"},"type":"array"},{"type":"null"}],"default":null,"description":"Where to post: any of x, instagram, tiktok, linkedin, youtube, or [\"everything\"] for every connected channel."},"captions":{"anyOf":[{"additionalProperties":{"type":"string"},"type":"object"},{"type":"null"}],"default":null,"description":"Optional caption override per platform, e.g. {\"x\": \"...\", \"linkedin\": \"...\"}."}},"required":["run_id","scheduled_at"],"additionalProperties":false}},{"name":"studio_automate","description":"Create a Studio profile on this API key. Returns generate curl and\ninbound hook URLs (Stripe, GitHub, Uptime Kuma, Product Hunt, generic).\nPassing delivery.social_account_ids turns on social delivery for the\nprofile — that publishes, so it requires Allow posting.","write_action":true,"price_micros":0,"input_schema":{"type":"object","properties":{"name":{"description":"Name for this automation profile.","type":"string"},"output_types":{"description":"Studio types this profile may render.","items":{"type":"string"},"type":"array"},"delivery":{"anyOf":[{"additionalProperties":true,"type":"object"},{"type":"null"}],"default":null,"description":"Optional delivery: {social_account_ids?, telegram?, discord?}."},"caption":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"Default caption for auto-posted cards."}},"required":["name","output_types"],"additionalProperties":false}},{"name":"studio_card","description":"Render a Studio data card from a type + body. Deterministic React,\nno paint. Optional live post after render. Returns run_id, image url,\nand post url when posted.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"output_type":{"description":"One of the 33 Studio types from studio_templates, e.g. sale-notification.","type":"string"},"body":{"additionalProperties":true,"description":"Card fields for that type (amount, productName, …).","type":"object"},"theme":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"dark or light. Omit to use the workspace default."},"accent":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"Hex accent, e.g. #5B82FF."},"aspect":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"Canvas aspect, e.g. square-ig or wide-twitter."},"post":{"default":false,"description":"If true, post the finished card to a connected account. Confirm with the user first.","type":"boolean"},"caption":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"Caption when posting."},"platform":{"default":"x","description":"Connected channel if post is true: x, instagram, tiktok, linkedin, or youtube.","type":"string"}},"required":["output_type","body"],"additionalProperties":false}},{"name":"studio_schedule","description":"Render a Studio card then queue a ScheduledPost at scheduled_at.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"output_type":{"description":"Studio type to render.","type":"string"},"body":{"additionalProperties":true,"description":"Card fields for that type.","type":"object"},"scheduled_at":{"description":"ISO-8601 time to post.","type":"string"},"platforms":{"anyOf":[{"items":{"type":"string"},"type":"array"},{"type":"null"}],"default":null,"description":"x, instagram, tiktok, linkedin, youtube, or everything."},"caption":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"Caption for the scheduled post."},"timezone":{"default":"UTC","description":"IANA timezone for scheduled_at.","type":"string"}},"required":["output_type","body","scheduled_at"],"additionalProperties":false}},{"name":"studio_templates","description":"List Siren Studio's 33 React data-card types with family, description,\nand body schema. Use this before studio_card so the body matches.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{},"additionalProperties":false}},{"name":"update_brand_dna","description":"Patch Brand DNA. Send only keys to change. Nested bags (offer,\nproduct_map, icp) merge. Examples: {tagline, overview,\noffer: {product_name, one_liner, features, who_its_for, primary_cta},\nproduct_map: {offerings, how_we_work}, icp: {who_buys, pains}}.\nDoes not read or write Brand Memory.","write_action":true,"price_micros":0,"input_schema":{"type":"object","properties":{"fields":{"additionalProperties":true,"description":"Brand DNA keys to change, e.g. {\"tagline\": \"...\", \"offer\": {\"one_liner\": \"...\"}}. Nested bags merge.","type":"object"}},"required":["fields"],"additionalProperties":false}},{"name":"update_product_screen","description":"Edit an existing brand asset: name, description, kind, use_when,\nand the screenshot tags (screen_type, device, theme).","write_action":true,"price_micros":0,"input_schema":{"type":"object","properties":{"screen_id":{"description":"Id of the brand asset from list_product_screens.","type":"string"},"name":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"Human-readable name for the asset or run."},"description":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"What the picture shows and what it is for, in your words. When set, Siren files the asset without reading it."},"kind":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"Free-text kind: product photo, dashboard screenshot, packaging, logo, team photo."},"use_when":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"When Siren should reach for this asset, e.g. \"any post about the analytics page\"."},"screen_type":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"Screen role: feature, hero, onboarding, settings, or marketing."},"device":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"Device the screenshot was taken on: phone, tablet, desktop, or none."},"theme":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"UI theme in the screenshot: light, dark, or unknown."}},"required":["screen_id"],"additionalProperties":false}},{"name":"upload_brand_video","description":"Add a product demo, walkthrough or footage to Brand DNA. With only\nthe file, Gemini reads frames across the clip and writes what it\nshows, when to use it, tags and the best moments (scan_status\nscanning, then ready in about 15 seconds; poll list_brand_videos).\nFilms play it when a brief names it (\"launch film with our checkout\ndemo\"). Videos are for films; stills are painted from pictures.","write_action":true,"price_micros":0,"input_schema":{"type":"object","properties":{"url":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"Public https URL of the clip (MP4, MOV or WebM, up to 200 MB and 5 minutes)."},"base64":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"The clip bytes as base64, if you have no URL."},"name":{"default":"","description":"Human-readable name, e.g. \"checkout demo\".","type":"string"},"description":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"What the clip shows, in your words. When set, Siren files it without reading it."},"use_when":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"When a film should play it, e.g. \"any film about checkout\"."},"tags":{"anyOf":[{"items":{"type":"string"},"type":"array"},{"type":"null"}],"default":null,"description":"Short lowercase search words."}},"additionalProperties":false}},{"name":"upload_logo","description":"Set the workspace logo in Brand DNA. Every render uses it.","write_action":true,"price_micros":0,"input_schema":{"type":"object","properties":{"image_url":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"Public https URL of the logo (PNG, JPG or WebP)."},"image_base64":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"The logo bytes as base64, if you have no URL."},"variant":{"default":"light","description":"light = the mark used on light backgrounds (the usual one); dark = the one for dark backgrounds.","type":"string"}},"additionalProperties":false}},{"name":"upload_media","description":"Store a photo or video the human wants in a post, from an https URL\nor base64. Returns a workspace-owned URL to put in any media slot of a\nfilm body (describe_film lists the slots) — the renderer reads it\ndirectly. Images: PNG/JPG/WebP up to 15 MB. Videos: MP4/MOV/WebM up\nto 200 MB. The same bytes are stored once (content-hashed).","write_action":true,"price_micros":0,"input_schema":{"type":"object","properties":{"url":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"Public https URL of the photo or video to store. Pass this or base64."},"base64":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"The media bytes as base64, if you have no URL. Pass this or url."},"kind":{"default":"auto","description":"auto (default), image, or video. Detected from the bytes when auto.","type":"string"},"name":{"default":"","description":"Human-readable name for the file.","type":"string"}},"additionalProperties":false}},{"name":"upload_product_screen","description":"Upload a brand asset (product photo, app screenshot, packaging) into\nBrand DNA and store it on R2. Pass image_url (https PNG/JPG/WebP) or\nimage_base64.\n\nTwo ways to file it:\n- Send `description` (and optionally kind, use_when, tags, name): Siren\n  trusts your words and files the asset as-is. No read.\n- Send only the file: Gemini reads the picture and writes name, kind,\n  description, use_when, tags itself. scan_status goes scanning → ready\n  in about 8 seconds; poll list_product_screens.\n\nkind is free text (\"product photo\", \"dashboard screenshot\", \"packaging\"),\nthere is no fixed list. A brief that names an asset (\"advertise the\npink handbag\") pulls that file into the still. screen_type / device /\ntheme only matter for device-framed screenshot masters.","write_action":true,"price_micros":0,"input_schema":{"type":"object","properties":{"image_url":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"Public https URL of a PNG, JPG, or WebP to store as a brand asset."},"image_base64":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"The image bytes as base64, if you have no URL."},"name":{"default":"","description":"Human-readable name for the asset or run.","type":"string"},"description":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"What the picture shows and what it is for, in your words. When set, Siren files the asset without reading it."},"kind":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"Free-text kind: product photo, dashboard screenshot, packaging, logo, team photo."},"use_when":{"anyOf":[{"type":"string"},{"type":"null"}],"default":null,"description":"When Siren should reach for this asset, e.g. \"any post about the analytics page\"."},"tags":{"anyOf":[{"items":{"type":"string"},"type":"array"},{"type":"null"}],"default":null,"description":"Short lowercase tags for search, e.g. [\"dashboard\", \"dark-mode\"]."},"screen_type":{"default":"feature","description":"Screen role: feature, hero, onboarding, settings, or marketing.","type":"string"},"device":{"default":"phone","description":"Device the screenshot was taken on: phone, tablet, desktop, or none.","type":"string"},"theme":{"default":"unknown","description":"UI theme in the screenshot: light, dark, or unknown.","type":"string"}},"additionalProperties":false}}],"scan":{"score":76,"grade":"B","scanned_at":"2026-09-19T19:17:45.818Z","report":{"scannerVersion":"0.1.5","scannedAt":"2026-09-19T19:17:45.815Z","components":{"code":{"score":-1,"max":25,"notes":["remote-only server, no package to scan"]},"reliability":{"score":20,"max":20,"notes":["remote reachable in 1090ms"]},"poisoning":{"score":15,"max":15,"notes":["36 tool descriptions checked"]},"auth":{"score":3,"max":15,"notes":["open endpoint exposes 17 write-action tools with no auth"]},"maintenance":{"score":15,"max":15,"notes":["last push 7 days ago"]},"identity":{"score":4,"max":10,"notes":["namespace and repository owner differ"]}},"findings":[{"id":"auth.open-write","severity":"high","component":"auth","title":"Write-action tools reachable without authentication"}],"inputs":{"probes":[{"url":"https://mcp.mysiren.ai/mcp","reachable":true,"authRequired":false,"latencyMs":1090,"serverInfo":{"name":"siren","version":"1.1.0"}}],"packages":[],"repo":{"found":true,"owner":"Hexahedral-Inc","repo":"siren-mcp","archived":false,"pushedAt":"2026-09-12T11:56:58Z","stars":0,"forks":0,"openIssues":0,"ownerType":"Organization","ownerAvatarUrl":"https://avatars.githubusercontent.com/u/306201679?v=4","ownerCreatedAt":"2026-07-17T12:24:58Z","license":"MIT"},"icon":{"url":"https://mcp.mysiren.ai/icon.png","source":"site","width":512,"height":512},"presence":{"stars":0,"forks":0,"downloadsWeek":null,"license":"MIT","lastPushAt":"2026-09-12T11:56:58.000Z","score":20}}}},"grade_history":[],"reviews":[]}