{"server":{"name":"ai.uttera/uttera","title":"Uttera","$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","remotes":[{"url":"https://mcp.uttera.ai/mcp","type":"streamable-http"}],"version":"1.0.0","websiteUrl":"https://uttera.ai","description":"Audio for your agent: transcribe, speak, translate, summarise, plus sound effects and music."},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","isLatest":true,"updatedAt":"2026-09-23T19:48:27.089663Z","publishedAt":"2026-09-23T19:48:27.089663Z","statusChangedAt":"2026-09-23T19:48:27.089663Z"},"dev.protogrid/connectability":{"class":"R2","autonomous":false,"human_steps":["oauth_consent_once"],"preferred":{"kind":"remote","idx":0},"remotes":[{"idx":0,"url":"https://mcp.uttera.ai/mcp","transport":"streamable-http","templated":false,"headers":[],"auth":{"type":"oauth2","location":{"header":"Authorization","scheme":"Bearer"},"secret_name":null,"oauth":{"scopes":["uttera"],"grant_types":["authorization_code","refresh_token"],"dcr_supported":true,"cimd_supported":false,"authorization_servers":["https://mcp.uttera.ai"],"resource_metadata_url":"https://mcp.uttera.ai/.well-known/oauth-protected-resource/mcp","code_challenge_methods":["S256"],"authorization_server_metadata_url":"https://mcp.uttera.ai/.well-known/oauth-authorization-server"}},"protocol":{"supported_versions":[],"stateless":null},"health":{"reachable":true,"uptime_30d":0.97321427,"latency_ms_p50":569,"consecutive_failures":0,"last_probe_at":"2026-10-20T01:57:33.083Z","last_ok_at":"2026-10-20T01:57:33.083Z"}}],"packages":[]},"dev.protogrid/tools":[{"name":"generate_music","title":null,"description":"A finished piece of music from a description. Up to 380 s.\n\n    Needs a paid plan (Startup and up). ⚠ BOTH controls cost: the price is\n    length multiplied by steps, so 380 s at 128 steps is about eight times a\n    60 s at 32. Naming style, instruments and BPM helps far more than asking\n    for «something upbeat».\n    ","annotations":{"title":"Generate music","readOnlyHint":false,"openWorldHint":true,"destructiveHint":false},"source":"probe","observed_at":"2026-09-21T05:05:24.693Z"},{"name":"generate_sound_effect","title":null,"description":"One sound effect from a description: a door, rain, footsteps. Up to 30 s.\n\n    Needs a paid plan (Startup and up). The description works better in English.\n    A fixed `seed` reproduces the same sound exactly.\n    ","annotations":{"title":"Generate a sound effect","readOnlyHint":false,"openWorldHint":true,"destructiveHint":false},"source":"probe","observed_at":"2026-09-21T05:05:24.693Z"},{"name":"identify_speakers","title":null,"description":"Who speaks and when. Returns the segments with their speaker and times.","annotations":{"title":"Identify who speaks when","readOnlyHint":false,"openWorldHint":true,"destructiveHint":false},"source":"probe","observed_at":"2026-09-21T05:05:24.693Z"},{"name":"last_call_cost","title":null,"description":"What the previous call actually cost, in credits, broken down.\n\n    Worth checking before running something many times: it is the honest way\n    to tell the user what a batch is going to cost them.\n    ","annotations":{"title":"Cost of the last call","readOnlyHint":true,"openWorldHint":true,"destructiveHint":false},"source":"probe","observed_at":"2026-09-21T05:05:24.693Z"},{"name":"list_voices","title":null,"description":"The voice catalogue, with the language each one speaks.","annotations":{"title":"List the available voices","readOnlyHint":true,"openWorldHint":true,"destructiveHint":false},"source":"probe","observed_at":"2026-09-21T05:05:24.693Z"},{"name":"speak_text","title":null,"description":"Read text aloud. Returns audio. `voice` defaults to a Spanish one;\n    call list_voices to see the catalogue.\n\n    ⚠ Line breaks are billed: each one inserts a pause of about 1.3 s. Strip\n    them from formatted text before sending it.\n    ","annotations":{"title":"Read text aloud","readOnlyHint":false,"openWorldHint":true,"destructiveHint":false},"source":"probe","observed_at":"2026-09-21T05:05:24.693Z"},{"name":"summarize_recording","title":null,"description":"Summarise a long recording: summary, full transcript, tone, speaker\n    profile and who spoke when — all in one request and one upload.","annotations":{"title":"Summarise a recording","readOnlyHint":false,"openWorldHint":true,"destructiveHint":false},"source":"probe","observed_at":"2026-09-21T05:05:24.693Z"},{"name":"transcribe_audio","title":null,"description":"Transcribe a recording. `audio` is an https URL or base64 audio.\n\n    Use this for short recordings when you want the literal text. For anything\n    past a few minutes prefer summarize_recording: it returns the transcript\n    too, plus who spoke and the tone, in ONE upload instead of two.\n    ","annotations":{"title":"Transcribe audio","readOnlyHint":false,"openWorldHint":true,"destructiveHint":false},"source":"probe","observed_at":"2026-09-21T05:05:24.693Z"},{"name":"translate_recording","title":null,"description":"Translate a recording into another language: text and, where the plan\n    allows it, voice. `target_language` is a code such as en, es, fr, de.","annotations":{"title":"Translate a recording","readOnlyHint":false,"openWorldHint":true,"destructiveHint":false},"source":"probe","observed_at":"2026-09-21T05:05:24.693Z"}],"dev.protogrid/trust":{"score":82,"components":{"hygiene":80,"liveness":99,"freshness":100,"provenance":55},"drivers":["+dns-namespace","+website","+reachable","+uptime-97%","+updated-26d-ago","-no-repository"],"flags":["no-repository"],"blocked":false,"computed_at":"2026-10-20T06:14:24.617Z","disclaimer":"Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed."},"dev.protogrid/quality":{"score":85,"label":"good","components":{"auth":83,"hygiene":86,"protocol":null,"stability":null,"dependencies":null},"checks":[{"id":"protocol.modern","detail":"no remote answered a protocol handshake (not probed yet, unreachable, or local-only)","status":"na","category":"protocol"},{"id":"protocol.stateless","detail":"no remote answered a protocol handshake (not probed yet, unreachable, or local-only)","status":"na","category":"protocol"},{"id":"protocol.transport","detail":"no remote answered a protocol handshake (not probed yet, unreachable, or local-only)","status":"na","category":"protocol"},{"id":"protocol.list_ttl","detail":"no remote answered a protocol handshake (not probed yet, unreachable, or local-only)","status":"na","category":"protocol"},{"id":"auth.prm","detail":"Protected Resource Metadata (RFC 9728) published","status":"pass","category":"auth"},{"id":"auth.as_metadata","detail":"authorization server metadata reachable","status":"pass","category":"auth"},{"id":"auth.cimd","detail":"only Dynamic Client Registration, deprecated in 2026-07-28 in favour of CIMD","status":"warn","category":"auth"},{"id":"auth.secret_in_url","detail":"no templated URL","status":"na","category":"auth"},{"id":"tools.descriptions","detail":"every tool has a description","status":"pass","category":"hygiene"},{"id":"tools.description_length","detail":"descriptions are concise","status":"pass","category":"hygiene"},{"id":"tools.schemas","detail":"every tool has an object input schema","status":"pass","category":"hygiene"},{"id":"tools.annotations","detail":"9 of 9 tools declare readOnlyHint or destructiveHint","status":"pass","category":"hygiene"},{"id":"tools.directory_hints","detail":"no tool declares all four of readOnlyHint, destructiveHint, idempotentHint and openWorldHint; missing: generate_sound_effect (idempotentHint); transcribe_audio (idempotentHint); summarize_recording (idempotentHint); …","status":"fail","category":"hygiene"},{"id":"tools.token_cost","detail":"about 1,097 tokens to load every tool","status":"pass","category":"hygiene"},{"id":"tools.api_dump","detail":"tools are not a one-to-one API dump","status":"pass","category":"hygiene"},{"id":"stability.changes","detail":"tool history not recorded yet","status":"na","category":"stability"},{"id":"stability.rug_pull","detail":"tool history not recorded yet","status":"na","category":"stability"},{"id":"deps.known_vulns","detail":"no npm or PyPI package","status":"na","category":"dependencies"},{"id":"deps.mcp_sdk_version","detail":"no npm or PyPI package","status":"na","category":"dependencies"},{"id":"deps.resolvable","detail":"no npm or PyPI package","status":"na","category":"dependencies"}],"drivers":["-tools.directory_hints","~auth.cimd"],"flags":[],"tool_count":9,"token_estimate":1097,"tools_hash":null,"tools_changed_at":null,"computed_at":"2026-10-20T06:17:32.356Z","disclaimer":"Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed."},"dev.protogrid/identity":{"canonical_id":"ai.uttera/uttera","aliases":[],"alias_count":0,"repository_key":null,"owner":{"verified":false,"method":null,"since":null}}},"next_actions":[{"action":"list_tools","description":"Every current tool with input schemas","href":"/v1/servers/ai.uttera%2Futtera/tools","arguments":{"name":"ai.uttera/uttera"}},{"action":"get_connection","description":"Minimal connection block for the preferred remote or package","href":"/v1/servers/ai.uttera%2Futtera/connection?target=mcpServers","arguments":{"name":"ai.uttera/uttera","target":"mcpServers"}},{"action":"search","description":"Find other servers by intent","href":"/v1/search?q={query}","arguments":{"q":"{query}"}}]}