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智谱AI（Zhipu AI）

GLM-5.3

AOpen

智谱AI 2026年8月14日发布的新一代旗舰模型，743B参数，与GLM-5.2同基座，通过后训练Scaling（IndexShare、SAO及开源Slime强化学习框架）编程能力较GLM-5.2提升50%，Terminal Bench 3.0、Agents' Last Exam (CLI) 开源第一，Agent能力与Kimi K3、Claude Opus 4.8、Claude Fable 5同一水平。已上线ZCode、AutoClaw及GLM Coding Plan全量用户，完整权重两周内开源，API即将上线。

API Pricing

Input

$1.4

Output

$4.4

Cached input

—

Peak hours

—

USD / 1M tokens

※ Overseas pricing (Z.ai official pricing page): $1.4 input / $4.4 output per 1M tokens (cached input $0.26). Mainland-China pricing is shown on the Chinese page

Price sourcedocs.z.ai ↗cloud.tencent.com ↗· verified 2026-10-11

No price change in the last two snapshots

Price history

12 snapshots · 2026-04-28 → 2026-08-17

Current: $12Period low: $12 (2026-04-28)Period high: $12 (2026-04-28)First tracked: $12 (2026-04-28)

Specifications

Context window
200K Tokens
Max output
128K Tokens
Total parameters
743B
Architecture
MoE
License
MIT

Overall score

Total

62.1

Rank

#9

Tier

A

Data confidence

94%

Capability79
Scale29
Value64
Context40.8
Ecosystem70
Freshness67.8

Capabilities & use cases

Terminal_Bench_3.0 Open-source #1Agents_Last_Exam_CLI Open-source #1

Key capabilities

  • Post-training scaling (Slime RL framework)
  • Agentic Engineering
  • GLM Coding Plan integration
  • Weights open-sourced within 2 weeks

Best for

  • AI编程（ZCode/Claude Code等编码平台）
  • 长周期智能体任务
  • 复杂软件工程
  • 开源私有化部署

Official links

Website ↗API platform ↗Pricing page ↗Open in comparator ↗

Same vendor

GLM-5.3-Flash

Similar price

Meta Muse Spark 1.3 $4.25Kimi K2.7 Code $4Gemini 3.6 Flash $3.75Qwen3.8-Max（通义千问） $6Grok 4.5 $6Step 5 Preview $2.7

FAQ

What does GLM-5.3 cost?
GLM-5.3 is priced at $4.4 output and $1.4 input (USD per 1M tokens)
How large is the context window of GLM-5.3?
GLM-5.3 has a 200K Tokens context window with up to 128K Tokens output.
Where can I access GLM-5.3?
Official channels: Website and API platform.

Data is refreshed daily and cross-checked against two independent sources; please confirm pricing and specs on the vendor page.