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Comparison · AI Models & LLMs

GPT-6.1 Sol vs GLM-5

The same method as our rankings: scores from the engine, sourced data, verified prices.

Details: GLM-5 →Details: GPT-6.1 Sol →

Z.ai GLM-5 — drawn card, not a photograph of the product

GLM-5

Z.ai

Full sheet →

71.3/100

SWE-bench accuracy
72.8%
Context window
200k tokens
Maximum output
128k tokens
Input cost per 1M tokens
$1.00
OpenAI gpt-6.1-sol — drawn card, not a photograph of the product

GPT-6.1 Sol

OpenAI

Full sheet →
Context window
1.05M tokens
Maximum output
128k tokens
Input cost per 1M tokens
$2.00
Output cost per 1M tokens
$10.00

The numbers side by side

Each bar is the product's verified figure; on every row the longer bar is the higher of the two values.

  • Context windowhigher is better
    GLM-5200k tokens
    GPT-6.1 Sol1.05M tokens
  • Maximum outputhigher is better
    GLM-5128k tokens
    GPT-6.1 Sol128k tokens
  • Input cost per 1M tokenslower is better
    GLM-5$1.00
    GPT-6.1 Sol$2.00
  • Cached input cost per 1M tokenslower is better
    GLM-5$0.20
    GPT-6.1 Sol$0.10
  • Output cost per 1M tokenslower is better
    GLM-5$3.20
    GPT-6.1 Sol$10.00

Who wins where

  • For long documentsGPT-6.1 SolContext window
  • Cheaper to readGLM-5Input cost per 1M tokens
  • Cheaper to writeGLM-5Output cost per 1M tokens

GPT-6.1 Sol: reads images · GPT-6.1 Sol: calls tools and functions · GLM-5: open weights (downloadable)

Data sheet side by side

Performance

SWE-bench accuracy72.8%Not stated

Memory and answer length

Context window200k tokens✓1.05M tokens425% more
Maximum output128k tokens128k tokens

API prices

Input cost per 1M tokens✓$1.0050% less$2.00
Cached input cost per 1M tokens$0.20✓$0.1050% less
Output cost per 1M tokens✓$3.2068% less$10.00

Knowledge and abilities

Knowledge cutoffNot statedApril 2026
Reads imagesNot statedYes
Calls tools and functionsNot statedYes

Size and openness

Parameters744 billionNot stated
Active parameters per token40 billionNot stated
Open weights (downloadable)YesNot stated

What a month costs

Change the volumes: the cost is worked out from the verified list prices above.

GLM-5$3.60per month · $43.20 per yearThe cheaper one — you save $5.40 per month
GPT-6.1 Sol$9.00per month · $108 per year

The scenarios are only starting points to edit, not data about your use. List prices without discounts, time-of-day rates or taxes.

Questions and answers

For long documents: GLM-5 or GPT-6.1 Sol?

GPT-6.1 Sol: 1.05M tokens against 200k tokens (Context window).

Cheaper to read: GLM-5 or GPT-6.1 Sol?

GLM-5: $1.00 against $2.00 (Input cost per 1M tokens).

Cheaper to write: GLM-5 or GPT-6.1 Sol?

GLM-5: $3.20 against $10.00 (Output cost per 1M tokens).

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