All models

#189 GLM-5.3

Z.ai / Zhipu AI · GLM-5.3

Released: · Source

Text; Coding; Reasoning

Use cases
Coding, Reasoning, Text
Accepts
No verified data
Produces
No verified data

Access

Z.ai · API Computing: Cloud
Mistral AI · API Computing: Cloud

Price USD

ProviderPrice USDConditions
Mistral AI · API$0.14 / 1M cache-read tokensStandard · Third-party access provider, not the model developer.Source · 19.09.2026
Z.ai · API$0.26 / 1M cache-read tokensPay-as-you-go · International endpoint; not a Coding Plan subscription.Source · 19.09.2026
Z.ai · API$1.4 / 1M input tokensPay-as-you-go · International endpoint; not a Coding Plan subscription.Source · 19.09.2026
Mistral AI · API$1.4 / 1M input tokensStandard · Third-party access provider, not the model developer.Source · 19.09.2026
Z.ai · API$4.4 / 1M output tokensPay-as-you-go · International endpoint; not a Coding Plan subscription.Source · 19.09.2026
Mistral AI · API$4.4 / 1M output tokensStandard · Third-party access provider, not the model developer.Source · 19.09.2026

Evaluator & score

Composite index · published model-group index · 20.09.2026 · Higher is better

Snapshot: 2026-09-20 · 90% CI [153.18, 157.53]

Official Epoch AI index; combines own, third-party and developer-reported results. It is not a safety audit or a media-generation score.

Conditions

Epoch Capabilities Index; official model-group estimates

Official ECI model scores, Epoch AI, CC BY 4.0. Composite of own, third-party and developer-reported results. 90% bootstrap interval. Not a per-effort score; export date is the model release date, not measurement date. Methodology: https://epoch.ai/eci#documentation

Independent run · max · 20.09.2026 · Higher is better

Snapshot: 2026-09-20

Conditions

Chess Puzzles; Epoch AI own run; best score across scorers

Epoch AI own run; Chess Puzzles; version: glm-5.3_max; mode: max; source id: 9RfS3yHmzmP3azirghceFL; file: chess_puzzles.csv. CC BY 4.0, Epoch AI. Snapshot 2026-09-20. Source column Best score (across scorers), not AIpedia's selection of the best effort.

Measurement date: 24.08.2026

Independent run · max · 20.09.2026 · Higher is better

Snapshot: 2026-09-20

Conditions

FrontierMath-Tier-4-v2-Private; Epoch AI own run; best score across scorers

Epoch AI own run; FrontierMath-Tier-4-v2-Private; version: glm-5.3_max; mode: max; source id: 4S3ZrJDkwh4gmGrmJQdvzR; file: frontiermath_tier_4_v2.csv. CC BY 4.0, Epoch AI. Snapshot 2026-09-20. Source column Best score (across scorers), not AIpedia's selection of the best effort.

Measurement date: 25.08.2026

Independent run · max · 20.09.2026 · Higher is better

Snapshot: 2026-09-20

Conditions

FrontierMath-Tiers-1-3-v2-Private; Epoch AI own run; best score across scorers

Epoch AI own run; FrontierMath-Tiers-1-3-v2-Private; version: glm-5.3_max; mode: max; source id: iXvqUzwxAiA3Rg3dwnutFs; file: frontiermath_tiers_1_3_v2.csv. CC BY 4.0, Epoch AI. Snapshot 2026-09-20. Source column Best score (across scorers), not AIpedia's selection of the best effort.

Measurement date: 25.08.2026

Independent run · max · 20.09.2026 · Higher is better

Snapshot: 2026-09-20

Conditions

GPQA Diamond; Epoch AI own run; best score across scorers

Epoch AI own run; source version: glm-5.3_max; file: gpqa_diamond.csv; row: dLDBahYBTGRNjbsXA5pyr3.

Measurement date: 24.08.2026

Independent run · max · 20.09.2026 · Higher is better

Snapshot: 2026-09-20

Conditions

Mock AIME 2024/2025; Epoch AI own run; best score across scorers

Epoch AI own run; source version: glm-5.3_max; file: otis_mock_aime_2024_2025.csv; row: goZR5yGxZic9TZ23ezCL3w.

Measurement date: 24.08.2026

Independent run · max · 20.09.2026 · Higher is better

Snapshot: 2026-09-20

Conditions

Mystery Game Puzzles; Epoch AI own run; best score across scorers

Epoch AI own run; Mystery Game Puzzles; version: glm-5.3_max; mode: max; source id: UUq99Qhq3qizcoJo5vdhuK; file: mystery_game_puzzles.csv. CC BY 4.0, Epoch AI. Snapshot 2026-09-20. Source column Best score (across scorers), not AIpedia's selection of the best effort.

Measurement date: 30.08.2026

Independent run · max · 20.09.2026 · Higher is better

Snapshot: 2026-09-20

Conditions

SimpleQA Verified; Epoch AI own run; best score across scorers

Epoch AI own run; SimpleQA Verified; version: glm-5.3_max; mode: max; source id: TY8R8FV7zCwByEipkqyg2P; file: simpleqa_verified.csv. CC BY 4.0, Epoch AI. Snapshot 2026-09-20. Source column Best score (across scorers), not AIpedia's selection of the best effort.

Measurement date: 28.08.2026

SourceVerified 18.09.2026