List of Best

GLM 5.3 Flash

Native multimodal GLM model for efficient coding and long-horizon agent tasks

Screenshot coming soon

Position history

Daily snapshot
Now#6 / 8AI Models
Best#6Sep 9, 2026
Days in top 206of 6 tracked
Kept by00 likes · in 0 lists
Sep 9 · #6best #6Sep 14 · #6

Position of GLM 5.3 Flash among AI Models on List of Best, recorded once a day. Lower is better.

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GLM-5.3

Flagship GLM model for long-horizon coding, agents, and complex project delivery

Model specification

Documentation
Context window1M tokens
Max output131k tokens
InputText, Image, Video, Pdf
OutputText
CapabilitiesReasoning, Tool calling, Structured output, Attachments, Temperature control
WeightsProprietary
Released2026-08-26
Reasoning controlseffort: high/max
Model IDaccounts/fireworks/models/glm-5p3-flash

Available from 1 provider

Fireworks AI$0.15 in / $0.5 out · cache read $0.029 · 1M ctx

Prices per million tokens, as published by each provider, snapshot of 30 Aug 2026. Not an offer — check the provider before relying on a figure.