GET

/v1/models/opencode-go/longcat-2.5-preview-free

Accept:

provider opencode-gostatus activefirst seen Sep 25, 2026last seen 22d agodeprecated Oct 22, 2026

rawId	longcat-2.5-preview-free
displayName	LongCat 2.5 Preview Free
id	opencode-go-longcat-2-5-preview-free
activity	chat
schemaEndpointId	v1/chat/completions input · output
releasedAt	1790294400 — Sep 25, 2026
firstSeenAt	1790294400 — Sep 25, 2026
lastSeenAt	1792628367 — 22d ago
pricing	not published by this provider’s list endpoint
contextWindow	1000000
maxOutput	131072
modalities	{"input":["text","image"],"output":["text"]}
capabilities	{"tools":true,"reasoning":true,"vision":true}
openWeights	false
requestMap	{"thinking":null,"maxTokensField":null,"developerRole":null,"replayReasoningContent":true,"store":null,"strictTools":null,"sessionAffinity":null,"cacheControl":null,"toolStream":null,"reasoningEffort":null}
providerMetadata	{"attachment":true,"canonical_model_id":"meituan/longcat-2.5-preview","cost":{"cache_read":0,"input":0,"output":0},"description":"Meituan's multimodal reasoning model for coding and agent tasks, with image understanding and a 1M-token context window","family":"longcat","id":"longcat-2.5-preview-free","interleaved":{"field":"reasoning_content"},"last_updated":"2026-09-25","limit":{"context":1000000,"output":131072},"modalities":{"input":["text","image"],"output":["text"]},"name":"LongCat 2.5 Preview Free","open_weights":false,"provider":{"api":"https://opencode.ai/inference/go/openai/v1"},"reasoning":true,"reasoning_options":[{"type":"toggle"}],"release_date":"2026-09-25","temperature":false,"tool_call":true}
knowledgeCutoff · weightsUrl	not published by this provider’s list endpoint

Endpoints & schemas

GET /v1/schemas/opencode-go →

endpoint	activity
v1/chat/completions input · output	chat

endpoints matching this model — the provider has more, see /v1/schemas/opencode-go

Sources

field	recorded source
contextWindow	https://models.dev/api.json listing opencode-go.models.longcat-2.5-preview-free.limit.context Source trace `d63f46652f824853a666c2c7ef18d14aac45f7213c27562daefaec1ddcb74fed`
maxOutput	https://models.dev/api.json listing opencode-go.models.longcat-2.5-preview-free.limit.output Source trace `d63f46652f824853a666c2c7ef18d14aac45f7213c27562daefaec1ddcb74fed`
modalities	https://models.dev/api.json listing opencode-go.models.longcat-2.5-preview-free.modalities Source trace `d63f46652f824853a666c2c7ef18d14aac45f7213c27562daefaec1ddcb74fed`
reasoning	https://models.dev/api.json listing opencode-go.models.longcat-2.5-preview-free.reasoning_options Source trace `d63f46652f824853a666c2c7ef18d14aac45f7213c27562daefaec1ddcb74fed`
openWeights	https://models.dev/api.json listing opencode-go.models.longcat-2.5-preview-free.open_weights Source trace `d63f46652f824853a666c2c7ef18d14aac45f7213c27562daefaec1ddcb74fed`
schemaEndpointId	https://models.dev/api.json listing opencode-go.npm Source trace `d63f46652f824853a666c2c7ef18d14aac45f7213c27562daefaec1ddcb74fed`
capabilities.tools	https://models.dev/api.json listing opencode-go.models.longcat-2.5-preview-free.tool_call Source trace `d63f46652f824853a666c2c7ef18d14aac45f7213c27562daefaec1ddcb74fed`
capabilities.reasoning	https://models.dev/api.json listing opencode-go.models.longcat-2.5-preview-free.reasoning Source trace `d63f46652f824853a666c2c7ef18d14aac45f7213c27562daefaec1ddcb74fed`
capabilities.vision	https://models.dev/api.json listing opencode-go.models.longcat-2.5-preview-free.modalities.input Source trace `d63f46652f824853a666c2c7ef18d14aac45f7213c27562daefaec1ddcb74fed`
requestMap	https://models.dev/api.json listing opencode-go.models.longcat-2.5-preview-free.interleaved.field Source trace `d63f46652f824853a666c2c7ef18d14aac45f7213c27562daefaec1ddcb74fed`
requiredRequestHeaders	https://opencode.ai/docs/console/go/ docs-derived Where can I use it?
pricing	https://opencode.ai/docs/go Value unknown (null); not published in the checked source · checked 2026-10-09.
cacheRead	https://opencode.ai/docs/go Value unknown (null); not published in the checked source · checked 2026-10-09.
activity	Source unknown — no source URL recorded.

Use it

shell

$ curl https://modelschemas.com/v1/schemas/opencode-go/chat/v1/chat/completions # request schema
$ curl -X POST https://modelschemas.com/v1/validate -d '{"provider":"opencode-go","endpointId":"v1/chat/completions","payload":{…}}'
$ curl -X POST https://modelschemas.com/v1/estimate -d '{"provider":"opencode-go","model":"longcat-2.5-preview-free","usage":{"input_tokens":1200,"output_tokens":400}}'