KeyoAPI

GLM 5.3 Flash API — Call Zhipu GLM on KeyoAPI (OpenAI-Compatible)

GLM 5.3 Flash on KeyoAPI is an OpenAI-compatible chat model for high-volume classification, drafts, and summarization.

Listed price: ~$0.22 / $0.72 per 1M in/out · Live catalog: Model Square · Static list: pricing list.

Get API key Open Model Square Compare API prices

Overview

GLM 5.3 Flash on KeyoAPI is an OpenAI-compatible chat model for high-volume classification, drafts, and summarization. Indicative rates are about $0.22 / $0.72 per 1M in/out — confirm live on the glm-5.3-flash model page. Call POST /v1/chat/completions at https://www.keyoapi.xyz/v1 with Bearer auth and model=glm-5.3-flash. Same key as GPT-class, Claude-class, and vision models.

Quick start

Base URL: https://www.keyoapi.xyz/v1

Endpoint: POST /v1/chat/completions

Model: model=glm-5.3-flash

curl https://www.keyoapi.xyz/v1/chat/completions \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"glm-5.3-flash","messages":[{"role":"user","content":"Summarize GLM 5.3 Flash API pricing on KeyoAPI"}]}'

Auth uses the same Bearer API key as chat. Full notes: Keyo docs.

FAQ

How do I call glm-5.3-flash?

Set baseURL to https://www.keyoapi.xyz/v1, Authorization: Bearer YOUR_KEY, and model=glm-5.3-flash on POST /v1/chat/completions.

Where is live pricing?

Confirm on the glm-5.3-flash model page. Indicative Keyo rates are about $0.22 / $0.72 per 1M in/out.

Related models

GLM 5.3 API GLM 5.2 API DeepSeek V4.1 Flash on KeyoAPI

Guide for glm-5.3-flash. Catalog: the pricing page · Rates: the full pricing list.