GPT-5 vs GLM-5.1
Rank, tier, score and price side by side, from our weekly rankings. Scores are editorial opinion based on public sources.
A
GPT-5
B
GLM-5.1
- ProviderOpenAIZ.ai
- Rank#51#49Higher rank
- TierAA
- Score77.478.2Higher score
- PriceFree tier · ChatGPT Plus $20/mo · API ~$1.25/$10 per 1M tokens$1.40 / 1M input, $4.40 / 1M output tokensLower price tier
- TaglineOpenAI's unified flagship model offered across all ChatGPT tiers with broad general-purpose capability.An open-weight model from Zhipu AI that offers performance competitive with leading closed models.
| Attribute | GPT-5 | GLM-5.1 |
|---|---|---|
| Provider | OpenAI | Z.ai |
| Rank | #51 | #49Higher rank |
| Tier | A | A |
| Score | 77.4 | 78.2Higher score |
| Price | Free tier · ChatGPT Plus $20/mo · API ~$1.25/$10 per 1M tokens | $1.40 / 1M input, $4.40 / 1M output tokensLower price tier |
| Tagline | OpenAI's unified flagship model offered across all ChatGPT tiers with broad general-purpose capability. | An open-weight model from Zhipu AI that offers performance competitive with leading closed models. |