Compare

GLM 4.6 vs GPT-4o-mini Search Preview

Pricing is only the shared seller matrix below. Best rates and catalog map are separate sections, so no chart is embedded in pricing. Open the calculator for the same workload on each side.

Z Ai

Model

GLM 4.6

Tool calling

Best $0.390 in · $1.80 out

Context window 203K

Pricing
OpenAI

Model

GPT-4o-mini Search Preview

Image inputTool calling

Best $0.150 in · $0.600 out

Context window 128K

Pricing

GPT-4o-mini Search Preview is cheaper across the board — 75% cheaper on input and 72% cheaper on output.

Pricing matrix

Shared sellers only. Each row is a host that lists both models. Dollar amounts are per 1M tokens. Lowest in each pair of columns is emphasized.

ProviderGLM 4.6 inGLM 4.6 outGPT-4o-mini Search Preview inGPT-4o-mini Search Preview out
Baseten$0.600$2.20N/AN/A
Novita$0.550$2.20N/AN/A
OpenAIN/AN/A$0.150$0.600
Openrouter$0.390$1.90$0.150$0.600
Together AI$0.600$2.20N/AN/A
Vercel Ai Gateway$0.450$1.80N/AN/A
Z Ai$0.600$2.20N/AN/A

Best listed rates (this pair)

Same "best row in current pricing" logic as model pages: a compact view of the lowest input and output we show for each side. This is not the seller matrix.

Catalog map · Z Ai · OpenAI

Each chart uses real catalog rows that include both list input and list output ($/1M). Larger green dots are the models on this comparison page; accent dots are other active models from that provider.

Z Ai · input vs output

Scatter chart: X = input $/M, Y = output $/M. This page's models are labeled on the green dots; hover others for detail.

ListedoutputUSD/1M

One dot per catalog row that has both list prices. Green dots are labeled with the models on this page; hover any dot for name and prices. Upper-right means higher cost on both axes ($/1M).

OpenAI · input vs output

ListedoutputUSD/1M

One dot per catalog row that has both list prices. Green dots are labeled with the models on this page; hover any dot for name and prices. Upper-right means higher cost on both axes ($/1M).

Specifications

Each column header is the full model name. Tint marks the favorable value where we compute a winner.

Spec
GLM 4.6
GPT-4o-mini Search Preview
Context window
202,800 tokens
128,000 tokens
Max output tokens
131,000 tokens
16,384 tokens
Vision
No
Yes
Function calling
Yes
Yes
Streaming
No
No
Release date
Sep 2025
Mar 2025

Cost calculator

Same requests, input tokens, and output tokens for both columns. Pick the provider row that matches how you buy.

GLM 4.6
Monthly
$402
Annual
$4.9K
GPT-4o-mini Search Preview
Monthly
$135
Annual
$1.6K
Save $267/month with GPT-4o-mini Search Preview

When to pick which

Short takeaways: no cards, just the points. Validate with your own workloads.

  • Long-context tasks

    Use GLM 4.6. Its 202K context window handles large codebases and documents better than 128K.

  • High-volume text generation

    Use GPT-4o-mini Search Preview. Output tokens are 72% cheaper, which compounds significantly at scale.

  • Long output (reports, code files)

    Use GLM 4.6. Its 131K max output limit reduces the need to split requests.

Frequently asked questions

GPT-4o-mini Search Preview is cheaper on both input and output tokens.

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