GLM-5
GLM-5.1
Decision Recommendation
👑 Editorial Verdict: GLM-5.1 strictly dominates GLM-5 across all major dimensions. It is not only more cost-effective (blended cost of $1.50 vs $1.55 per 1M tokens) but also delivers superior coding accuracy (58.4% vs 0% on SWE-bench) and faster generation speeds (0 tps vs 0 tps). Unless you have platform lock-in, GLM-5.1 is the clear and optimal choice for all development workloads.
GLM-5
Benchmarks & Scores
Cost & Performance
GLM-5.1
Benchmarks & Scores
Cost & Performance
Frequently Asked Questions
GLM-5.1 is cheaper than GLM-5. GLM-5.1 has a blended cost of $1.50/1M tokens, which is about 1.0x cheaper than GLM-5 at $1.55/1M tokens.
Speed metrics are currently unavailable for both models.
GLM-5.1 is better for coding tasks. It scores 58.4% on coding evaluations (swe-bench-pro) compared to GLM-5 which scores N/A.
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