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GLM-5.3 Add a modelChat with this model

Attribute	GLM-5.3z-ai/glm-5.3
Specs
Context window	1M
Max output	128K
Input modalities	Text
Output modalities	Text
Capabilities
Streaming	Supported
Tool calling	Supported
Structured output (JSON)	Supported
Image input	Not supported
Thinking mode	Supported
Price / 1M tokens
Input	$ 1.20
Output	$ 4.40
Cache read	$ 0.30
Cache write	$ 1.20
What it is good at
Best for	Long-horizon software engineering Security-focused code review
Published benchmarks
Terminal-Bench 3.0pass_rate	28.3%effort max · Claude Code 2.1.207 · 3 runs(setup not fully disclosed)
Agents' Last Exam (CLI)score	28.5%effort max(setup not fully disclosed)
DeepSWE 1.1resolved_rate	66.9%mini-swe-agent(setup not fully disclosed)
CyberGymscore	84.5%effort max · Claude Code 2.1.207(setup not fully disclosed)
ExploitBenchscore	54.4%effort max · Claude Code 2.1.207 · 3 runs(setup not fully disclosed)
ExploitGym (6h)tasks_completed	130effort max · Claude Code 2.1.207(setup not fully disclosed)
GDPval-AA v2elo	1769(setup not fully disclosed)
Humanity's Last Exam (with tools)accuracy	62.5%effort max(setup not fully disclosed)