# Claude vs GLM: API prices compared, dated and sourced

Canonical page: https://bertrande.com/en/vs/claude-vs-glm/
License: CC-BY-4.0, reuse with attribution and a link.

No value below was produced, estimated or completed by a language model. Every figure was read from a source we name, on the date we give.

The cheapest Claude model we track, Claude Haiku 3.5, costs $4.00 per million output tokens and $0.800 per million input tokens. The cheapest GLM model, GLM-OCR, costs $0.030 per million output tokens and $0.030 per million input tokens. At the entry level, GLM is 133.3 times cheaper than Claude on output tokens. Prices read on 11 September 2026 and 18 September 2026.

## Claude models

| Model | Input $/1M | Output $/1M | Read on |
|---|---|---|---|
| Claude Haiku 3.5 | $0.800 | $4.00 | 2026-09-18 |
| Claude Haiku 4.5 | $1.00 | $5.00 | 2026-09-18 |
| Claude Sonnet 5 | $2.00 | $10.00 | 2026-09-18 |
| Claude Sonnet 4 | $3.00 | $15.00 | 2026-09-18 |
| Claude Sonnet 4.5 | $3.00 | $15.00 | 2026-09-18 |
| Claude Sonnet 4.6 | $3.00 | $15.00 | 2026-09-18 |
| Claude Opus 4.5 | $5.00 | $25.00 | 2026-09-18 |
| Claude Opus 4.6 | $5.00 | $25.00 | 2026-09-18 |
| Claude Opus 4.7 | $5.00 | $25.00 | 2026-09-18 |
| Claude Opus 4.8 | $5.00 | $25.00 | 2026-09-18 |
| Claude Opus 5 | $5.00 | $25.00 | 2026-09-18 |
| Claude Fable 5 | $10.00 | $50.00 | 2026-09-18 |
| Claude Fable 5.1 | $10.00 | $50.00 | 2026-09-18 |
| Claude Mythos 5 | $10.00 | $50.00 | 2026-09-18 |
| Claude Mythos 5.1 | $10.00 | $50.00 | 2026-09-18 |
| Claude Opus 4 | $15.00 | $75.00 | 2026-09-18 |
| Claude Opus 4.1 | $15.00 | $75.00 | 2026-09-18 |

## GLM models

| Model | Input $/1M | Output $/1M | Read on |
|---|---|---|---|
| GLM-OCR | $0.030 | $0.030 | 2026-09-11 |
| GLM-4-32B-0414-128K | $0.100 | $0.100 | 2026-09-11 |
| GLM-4.6V-FlashX | $0.040 | $0.400 | 2026-09-11 |
| GLM-4.7-FlashX | $0.070 | $0.400 | 2026-09-11 |
| GLM-5.3-Flash | $0.150 | $0.500 | 2026-09-18 |
| GLM-4.6V | $0.300 | $0.900 | 2026-09-18 |
| GLM-4.5-Air | $0.200 | $1.10 | 2026-09-18 |
| GLM-4.5V | $0.600 | $1.80 | 2026-09-18 |
| GLM-4.5 | $0.600 | $2.20 | 2026-09-16 |
| GLM-4.6 | $0.600 | $2.20 | 2026-09-18 |
| GLM-4.7 | $0.600 | $2.20 | 2026-09-11 |
| GLM-5 | $1.00 | $3.20 | 2026-09-18 |
| GLM-5.1 | $1.40 | $4.40 | 2026-09-15 |
| GLM-5.2 | $1.40 | $4.40 | 2026-09-18 |
| GLM-5.3 | $1.40 | $4.40 | 2026-09-18 |
| GLM-4.5-AirX | $1.10 | $4.50 | 2026-09-11 |
| GLM-4.5-X | $2.20 | $8.90 | 2026-09-11 |


Method: https://bertrande.com/en/methodology/
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