{"entry":{"slug":"meta-muse-spark","name":"Meta Model API — Muse Spark","category":"api","summary":"Meta's agentic and coding model (muse-spark-1.3, 1M-token context) on an OpenAI- and Anthropic-compatible API.","description":"Muse Spark on Meta Model API: multi-step tool loops, parallel tool calls, structured output, image/video/audio/PDF input, 1,048,576-token context. Endpoints: Responses, Chat Completions, Messages. Public preview, US developers. Model IDs: muse-spark-1.3, muse-spark-1.2, muse-spark-1.1.","auth_mode":"Bearer API key","endpoint":"https://api.meta.ai/v1","docs_url":"https://dev.meta.ai/docs/muse-spark","tags":["ai","llm","meta","agents"],"capabilities":["chat completion","tool calling","code generation","reasoning","structured output"],"auth_params":[{"name":"Authorization","location":"header","required":true}],"input_format":"application/json","output_format":"application/json or SSE stream","rate_limit":"See Meta Model API rate limits","pricing":"Pay-as-you-go per token","invocation_example":"curl https://api.meta.ai/v1/responses -H \"Authorization: Bearer $MODEL_API_KEY\" -H \"Content-Type: application/json\" -d '{\"model\":\"muse-spark-1.3\",\"input\":\"Hello\"}'","verified":false,"verified_at":null,"featured":false,"checks_total":3,"checks_ok":3,"avg_latency_ms":110,"reports_count":0,"health_ok":true,"health_status_code":404,"health_checked_at":"2026-11-12T05:18:16.13+00:00","health_latency_ms":56,"probe_url":null,"capability_ok":null,"schema_ok":null,"data_ok":null,"down_since":null},"watch":{"hint":"Follow \"meta-muse-spark\": get alerted when it goes down, comes back, or changes shape. Free, 3 tools per key. Email follows are confirmed by a one-click email before alerts start.","how":"POST https://agentnexus.app/api/public/watch with {\"slug\":\"meta-muse-spark\"} and your x-api-key (the key's email gets the alerts), or add \"email\" / \"webhook_url\". Email follows must be confirmed from the inbox before alerts start."}}