GET

/v1/models/zai/glm-5.3-flashx

Accept:

provider zaistatus activefirst seen Sep 18, 2026last seen 5m ago

rawId	glm-5.3-flashx
displayName	—
id	zai-glm-5-3-flashx
activity	chat
schemaEndpointId	paas/v4/chat/completions input · output
releasedAt	no release date reported by the provider
firstSeenAt	1789689600 — Sep 18, 2026
lastSeenAt	1794561568 — 5m ago
pricing	$0.37 / 1M input · $1.25 / 1M output → open calculator https://docs.z.ai/guides/overview/pricing.md input_tokens (usage) · output_tokens (usage) · cache_read_tokens (usage)
contextWindow	1000000
maxOutput	131072
modalities	{"input":["text","image","video","file"],"output":["text"]}
capabilities	{"reasoning":true,"reasoning_effort":true,"temperature":true,"top_p":true,"max_tokens":true,"stop":true,"response_format":false,"tool_choice":false,"tools":false}
requestMap	{"thinking":null,"maxTokensField":null,"developerRole":null,"replayReasoningContent":true,"store":null,"strictTools":null,"sessionAffinity":null,"cacheControl":null,"toolStream":null,"reasoningEffort":null}
knowledgeCutoff · openWeights · weightsUrl · providerMetadata	not published by this provider’s list endpoint

Endpoints & schemas

GET /v1/schemas/zai →

endpoint	activity
paas/v4/chat/completions input · output	chat

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

Sources

field	recorded source
contextWindow	https://docs.z.ai/guides/overview/overview.md docs-derived Context Source trace `94d0760d309da81ac0cf835388811ed12091759c58433f78e12022157682430e`
maxOutput	https://docs.z.ai/openapi.json upstream-spec max_tokens Source trace `7f6180b5813f06e7d34566471e85f0ebbe024fcf39a9bd79c7034f3c4b4de638`
modalities	https://docs.z.ai/openapi.json upstream-spec messages Source trace `7f6180b5813f06e7d34566471e85f0ebbe024fcf39a9bd79c7034f3c4b4de638`
pricing	Source linked above. docs-derived Pricing Source trace `e78c0fce9c3f9a7213d3a36aa99303d4b428f0776f05e154654d5d00447b9cfb`
reasoning	https://docs.z.ai/openapi.json upstream-spec reasoning_effort Source trace `7f6180b5813f06e7d34566471e85f0ebbe024fcf39a9bd79c7034f3c4b4de638`
capabilities.reasoning	https://docs.z.ai/openapi.json upstream-spec /properties/thinking Source trace `7f6180b5813f06e7d34566471e85f0ebbe024fcf39a9bd79c7034f3c4b4de638` { "endpointId": "paas/v4/chat/completions" }
capabilities.reasoning_effort	https://docs.z.ai/openapi.json upstream-spec /properties/reasoning_effort Source trace `7f6180b5813f06e7d34566471e85f0ebbe024fcf39a9bd79c7034f3c4b4de638` { "endpointId": "paas/v4/chat/completions" }
capabilities.temperature	https://docs.z.ai/openapi.json upstream-spec /properties/temperature Source trace `7f6180b5813f06e7d34566471e85f0ebbe024fcf39a9bd79c7034f3c4b4de638` { "endpointId": "paas/v4/chat/completions" }
capabilities.top_p	https://docs.z.ai/openapi.json upstream-spec /properties/top_p Source trace `7f6180b5813f06e7d34566471e85f0ebbe024fcf39a9bd79c7034f3c4b4de638` { "endpointId": "paas/v4/chat/completions" }
capabilities.max_tokens	https://docs.z.ai/openapi.json upstream-spec /properties/max_tokens Source trace `7f6180b5813f06e7d34566471e85f0ebbe024fcf39a9bd79c7034f3c4b4de638` { "endpointId": "paas/v4/chat/completions" }
capabilities.stop	https://docs.z.ai/openapi.json upstream-spec /properties/stop Source trace `7f6180b5813f06e7d34566471e85f0ebbe024fcf39a9bd79c7034f3c4b4de638` { "endpointId": "paas/v4/chat/completions" }
capabilities.response_format	https://docs.z.ai/openapi.json upstream-spec unlisted Source trace `7f6180b5813f06e7d34566471e85f0ebbe024fcf39a9bd79c7034f3c4b4de638` { "endpointId": "paas/v4/chat/completions" }
capabilities.tool_choice	https://docs.z.ai/openapi.json upstream-spec unlisted Source trace `7f6180b5813f06e7d34566471e85f0ebbe024fcf39a9bd79c7034f3c4b4de638` { "endpointId": "paas/v4/chat/completions" }
capabilities.tools	https://docs.z.ai/openapi.json upstream-spec unlisted Source trace `7f6180b5813f06e7d34566471e85f0ebbe024fcf39a9bd79c7034f3c4b4de638` { "endpointId": "paas/v4/chat/completions" }
requestMap	https://docs.z.ai/openapi.json upstream-spec paas/v4/chat/completions/requestBody/model=glm-5.3-flashx/thinking/clear_thinking Source trace `7f6180b5813f06e7d34566471e85f0ebbe024fcf39a9bd79c7034f3c4b4de638`
requestMapFields.replayReasoningContent	https://docs.z.ai/openapi.json upstream-spec paas/v4/chat/completions/requestBody/model=glm-5.3-flashx/thinking/clear_thinking Source trace `7f6180b5813f06e7d34566471e85f0ebbe024fcf39a9bd79c7034f3c4b4de638`
activity	Source unknown — no source URL recorded.
schemaEndpointId	Source unknown — no source URL recorded.

Use it

shell

$ curl https://modelschemas.com/v1/schemas/zai/chat/paas/v4/chat/completions # request schema
$ curl -X POST https://modelschemas.com/v1/validate -d '{"provider":"zai","endpointId":"paas/v4/chat/completions","payload":{…}}'
$ curl -X POST https://modelschemas.com/v1/estimate -d '{"provider":"zai","model":"glm-5.3-flashx","usage":{"input_tokens":1200,"output_tokens":400}}'