GET

/v1/models/opencode/claude-sonnet-5-5

Accept:

provider opencodestatus activefirst seen Sep 28, 2026last seen 5m ago

rawId	claude-sonnet-5-5
displayName	Claude Sonnet 5.5
id	opencode-claude-sonnet-5-5
activity	chat
schemaEndpointId	inference/anthropic/v1/messages input · output
releasedAt	1790553600 — Sep 28, 2026
firstSeenAt	1790553600 — Sep 28, 2026
lastSeenAt	1794560597 — 5m ago
pricing	$2 / 1M input · $10 / 1M output → open calculator https://raw.githubusercontent.com/anomalyco/opencode/dev/services/site/src/docs/content/console/models.mdx input_tokens (usage) · output_tokens (usage) · cache_read_tokens (usage) · cache_write_tokens (usage)
contextWindow	1000000
maxOutput	128000
modalities	{"input":["text","image","pdf"],"output":["text"]}
capabilities	{"tools":true,"reasoning":true,"vision":true}
knowledgeCutoff	"2026-06"
openWeights	false
providerMetadata	{"attachment":true,"canonical_model_id":"anthropic/claude-sonnet-5-5","cost":{"cache_read":0.1,"cache_write":2.5,"input":2,"output":10},"description":"Fast Claude model for everyday coding, agents, and knowledge work","family":"claude-sonnet","id":"claude-sonnet-5-5","knowledge":"2026-06","last_updated":"2026-09-28","limit":{"context":1000000,"output":128000},"modalities":{"input":["text","image","pdf"],"output":["text"]},"name":"Claude Sonnet 5.5","open_weights":false,"provider":{"api":"https://opencode.ai/inference/anthropic/v1","npm":"@ai-sdk/anthropic"},"reasoning":true,"reasoning_options":[{"type":"effort","values":["low","medium","high","xhigh","max"]}],"release_date":"2026-09-28","temperature":false,"tool_call":true}
weightsUrl · requestMap	not published by this provider’s list endpoint

Endpoints & schemas

GET /v1/schemas/opencode →

endpoint	activity
inference/anthropic/v1/messages input · output	chat

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

Sources

field	recorded source
contextWindow	https://models.dev/api.json listing opencode.models.claude-sonnet-5-5.limit.context Source trace `06e84728d3e478d73fe1c1bdd85f6be4b8d502b78b492301ad53b78aa165c464`
maxOutput	https://models.dev/api.json listing opencode.models.claude-sonnet-5-5.limit.output Source trace `06e84728d3e478d73fe1c1bdd85f6be4b8d502b78b492301ad53b78aa165c464`
modalities	https://models.dev/api.json listing opencode.models.claude-sonnet-5-5.modalities Source trace `06e84728d3e478d73fe1c1bdd85f6be4b8d502b78b492301ad53b78aa165c464`
pricing	Source linked above. docs-derived Source trace `9c92437dba9c48bfb62a7092b32c2c9485b68aba660fd3cca968879bbfeb3a48`
reasoning	https://models.dev/api.json listing opencode.models.claude-sonnet-5-5.reasoning_options Source trace `06e84728d3e478d73fe1c1bdd85f6be4b8d502b78b492301ad53b78aa165c464`
knowledgeCutoff	https://models.dev/api.json listing opencode.models.claude-sonnet-5-5.knowledge Source trace `06e84728d3e478d73fe1c1bdd85f6be4b8d502b78b492301ad53b78aa165c464`
openWeights	https://models.dev/api.json listing opencode.models.claude-sonnet-5-5.open_weights Source trace `06e84728d3e478d73fe1c1bdd85f6be4b8d502b78b492301ad53b78aa165c464`
schemaEndpointId	https://models.dev/api.json listing opencode.models.claude-sonnet-5-5.provider Source trace `06e84728d3e478d73fe1c1bdd85f6be4b8d502b78b492301ad53b78aa165c464`
capabilities.tools	https://models.dev/api.json listing opencode.models.claude-sonnet-5-5.tool_call Source trace `06e84728d3e478d73fe1c1bdd85f6be4b8d502b78b492301ad53b78aa165c464`
capabilities.reasoning	https://models.dev/api.json listing opencode.models.claude-sonnet-5-5.reasoning Source trace `06e84728d3e478d73fe1c1bdd85f6be4b8d502b78b492301ad53b78aa165c464`
capabilities.vision	https://models.dev/api.json listing opencode.models.claude-sonnet-5-5.modalities.input Source trace `06e84728d3e478d73fe1c1bdd85f6be4b8d502b78b492301ad53b78aa165c464`
requestMap	https://opencode.ai/docs/zen Value unknown (null); not published in the checked source · checked 2026-10-09.
requestMapFields.replayReasoningContent	https://opencode.ai/docs/zen 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/chat/inference/anthropic/v1/messages # request schema
$ curl -X POST https://modelschemas.com/v1/validate -d '{"provider":"opencode","endpointId":"inference/anthropic/v1/messages","payload":{…}}'
$ curl -X POST https://modelschemas.com/v1/estimate -d '{"provider":"opencode","model":"claude-sonnet-5-5","usage":{"input_tokens":1200,"output_tokens":400}}'