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Claude Haiku 4.5 vs GLM 5.3 Flash (batch)

Side-by-side API pricing and Artificial Analysis performance for Claude Haiku 4.5 (Anthropic) and GLM 5.3 Flash (batch) (Z.ai). Green cells mark the better value in each row.

Prices updated Sep 14, 2026, 5:27 PM UTC · refreshed hourly

Claude Haiku 4.5

Anthropic

GLM 5.3 Flash (batch)

Z.ai

Pricing
Input $/1M$1.00$0.075
Output $/1M$5.00$0.25
Blended $/1M (3:1)$2.00$0.119
RAG example (30K in / 2K out)$0.04$0.00275
Quality & speed
Intelligence Index17.641.9
Coding Index43.971.5
Agentic Index10.351.2
Output speed (tok/s)
Time to first token
Specs
Context window200K1.05M
Input modalitiestext, image, filetext, image, video

FAQ

Which is cheaper, Claude Haiku 4.5 or GLM 5.3 Flash (batch)?

GLM 5.3 Flash (batch) has the lower blended API price at $0.119 per 1M tokens (3:1 input:output mix), versus $2.00 for the other model. Prices are live from OpenRouter and refresh about hourly.

Which is better for RAG workloads?

For a typical RAG request (30K input / 2K output tokens), GLM 5.3 Flash (batch) costs about $0.00275 per request versus $0.04. Also compare context windows: Claude Haiku 4.5 offers 200K and GLM 5.3 Flash (batch) offers 1.05M.

Which scores higher on Artificial Analysis benchmarks?

GLM 5.3 Flash (batch) leads on the Artificial Analysis Intelligence Index (41.9 vs 17.6). Check coding and agentic indices on this page for workload-specific tradeoffs.