GLM-5.3

Z.ai's frontier release: 93 tokens a second and under two seconds to first token.

Intelligence

AA Intelligence Index60

independent benchmark score from Artificial Analysis, not Timace's own judgment

Best for

Developer: Z.ai
confidence 88%
artificialanalysis.ai
Verified Aug 20, 2026 · curated
Model type: Language
confidence 88%
artificialanalysis.ai
Verified Aug 20, 2026 · curated
Availability: Current
confidence 88%
artificialanalysis.ai
Verified Aug 20, 2026 · curated
AA Intelligence Index: 60
confidence 88%
artificialanalysis.ai
Verified Aug 20, 2026 · curated
Output speed (tok/s): 93 tok/s
confidence 88%
artificialanalysis.ai
Verified Aug 20, 2026 · curated
Latency to first token (s): 1.92s
confidence 88%
artificialanalysis.ai
Verified Aug 20, 2026 · curated
Pricing model: Usage based
confidence 88%
artificialanalysis.ai
Verified Aug 20, 2026 · curated
Context window (tokens): 1M tokens
confidence 88%
artificialanalysis.ai
Verified Aug 20, 2026 · curated
Accepts: text, code
confidence 82%
artificialanalysis.ai
Verified Aug 20, 2026 · curated
Produces: text, code
confidence 88%
artificialanalysis.ai
Verified Aug 20, 2026 · curated
Extended reasoning: Yes
confidence 88%
artificialanalysis.ai
Verified Aug 20, 2026 · curated
Tool / function calling: Yes
confidence 88%
artificialanalysis.ai
Verified Aug 20, 2026 · curated
API available: Yes
confidence 88%
artificialanalysis.ai
Verified Aug 20, 2026 · curated

AI model

Amazon Polly NeuralThe default inside AWS: $16 per million characters and no new vendor to onboard.

AI model

Claude Fable 5Anthropic's most capable widely released model, for demanding reasoning and long-horizon agentic work.

AI model

Claude Haiku 4.5Near-frontier quality at commodity prices and high speed.

AI model

Claude Mythos 5Anthropic's limited-availability frontier model, Fable-tier pricing on a new tokenizer.

Z.ai's frontier release: 93 tokens a second and under two seconds to first token.

AA Intelligence Index60

independent benchmark score from Artificial Analysis, not Timace's own judgment

Best for

Developer: Z.ai
confidence 88%
artificialanalysis.ai
Verified Aug 20, 2026 · curated
Model type: Language
confidence 88%
artificialanalysis.ai
Verified Aug 20, 2026 · curated
Availability: Current
confidence 88%
artificialanalysis.ai
Verified Aug 20, 2026 · curated
AA Intelligence Index: 60
confidence 88%
artificialanalysis.ai
Verified Aug 20, 2026 · curated
Output speed (tok/s): 93 tok/s
confidence 88%
artificialanalysis.ai
Verified Aug 20, 2026 · curated
Latency to first token (s): 1.92s
confidence 88%
artificialanalysis.ai
Verified Aug 20, 2026 · curated
Pricing model: Usage based
confidence 88%
artificialanalysis.ai
Verified Aug 20, 2026 · curated
Context window (tokens): 1M tokens
confidence 88%
artificialanalysis.ai
Verified Aug 20, 2026 · curated
Accepts: text, code
confidence 82%
artificialanalysis.ai
Verified Aug 20, 2026 · curated
Produces: text, code
confidence 88%
artificialanalysis.ai
Verified Aug 20, 2026 · curated
Extended reasoning: Yes
confidence 88%
artificialanalysis.ai
Verified Aug 20, 2026 · curated
Tool / function calling: Yes
confidence 88%
artificialanalysis.ai
Verified Aug 20, 2026 · curated
API available: Yes
confidence 88%
artificialanalysis.ai
Verified Aug 20, 2026 · curated

AI model

Amazon Polly NeuralThe default inside AWS: $16 per million characters and no new vendor to onboard.

AI model

Claude Fable 5Anthropic's most capable widely released model, for demanding reasoning and long-horizon agentic work.

AI model

Claude Haiku 4.5Near-frontier quality at commodity prices and high speed.

AI model

Claude Mythos 5Anthropic's limited-availability frontier model, Fable-tier pricing on a new tokenizer.