GLM-5.3vsClaude Opus 5
Across 4 shared benchmarks, Claude Opus 5 leads overall: GLM-5.3 wins 1, Claude Opus 5 wins 3, with 0 ties and an average score difference of -18.47.
GLM-5.3
智谱AI · 2026-08-14 · Reasoning model
Claude Opus 5
Anthropic · 2026-07-24 · Reasoning model
GLM-5.31 win(25%)(75%)3 winsClaude Opus 5
Benchmark scores
Grouped by capability, sorted by largest gap within each. 4 shared benchmarks.
AI Agent - Tool Usage
GLM-5.3 1/1| Benchmark | GLM-5.3 | Claude Opus 5 | Diff |
|---|---|---|---|
| Automation Bench | 48.201 / 7Max (With Tools) | 266 / 7Max (With Tools) | +22.20 |
Coding and Software Engineer
Claude Opus 5 1/1| Benchmark | GLM-5.3 | Claude Opus 5 | Diff |
|---|---|---|---|
| DeepSWE | 66.908 / 26Max (With Tools) | 68.804 / 26Max (With Tools) | -1.90 |
General Knowledge
Claude Opus 5 1/1| Benchmark | GLM-5.3 | Claude Opus 5 | Diff |
|---|---|---|---|
| HLE | 62.503 / 181Max (With Tools) | 64.701 / 181Max (With Tools) | -2.20 |
Productivity Knowledge
Claude Opus 5 1/1| Benchmark | GLM-5.3 | Claude Opus 5 | Diff |
|---|---|---|---|
| GDPval-AA v2 | 1,7692 / 13Max (With Tools) | 1,8611 / 13Max (With Tools) | -92 |
Specs
| Field | GLM-5.3 | Claude Opus 5 |
|---|---|---|
| Publisher | 智谱AI | Anthropic |
| Release date | 2026-08-14 | 2026-07-24 |
| Model type | Reasoning model | Reasoning model |
| Architecture | MoE | Dense |
| Parameters | 753.33B | Not available |
| Context length | 1M | 1M |
| Max output | 128K | 128K |
API pricing
Prices use DataLearner records when available; missing fields are not inferred.
| Item | GLM-5.3 | Claude Opus 5 |
|---|---|---|
| Text input | Not public | $5 / 1M tokens |
| Text output | Not public | $25 / 1M tokens |
| Cache read | Not public | $0.5 / 1M tokens |
| Cache write | Not public | $6.25 / 1M tokens |
One or both models have incomplete public pricing.
Summary
- GLM-5.3leads in:AI Agent - Tool Usage (1/1)
- Claude Opus 5leads in:Coding and Software Engineer (1/1), General Knowledge (1/1), Productivity Knowledge (1/1)
On average across the 4 shared benchmarks, Claude Opus 5 scores 18.47 higher.
Largest single-benchmark gap: GDPval-AA v2 — GLM-5.3 1,769 vs Claude Opus 5 1,861 (-92).
Page generated from structured model, pricing and benchmark records. No real-time LLM is used to write the prose.