LogoLMSpeed
  • Home
  • Free
  • Models
  • Providers
  • Docs
LogoLMSpeed
LogoLMSpeed

The best API speed test tool

GitHubGitHubTwitterX (Twitter)Email
Product
  • Features
  • Pricing
  • FAQ
Leaderboard
  • Overview
  • Speed Ranking
  • Latency Ranking
  • Health Ranking
  • Model Pricing
  • Model Speed
  • Reasoning
  • Coding
Models
  • All Models
  • GPT
  • Claude
  • Gemini
  • DeepSeek
  • Llama
  • Qwen
Free Models
  • All Free Models
  • Free GPT
  • Free Claude
  • Free Gemini
  • Free DeepSeek
  • Free Llama
  • Free Qwen
Resources
  • Speed Test
  • Provider Directory
  • Documentation
Legal
  • Cookie Policy
  • Privacy Policy
  • Terms of Service
© 2026 LMSpeed All Rights Reserved.Made by Nexmoe with ❤️
Back to models

Data points: 37

On this page

Key TakeawaysComparison sheetBenchmark score comparisonAPI audit comparisonProvider examplesWhen to choose each modelFAQRelated compare reports

Key Takeaways

The readout for GPT-5.4 and MiniMax M2 Her, before the detailed comparison sheet.

Decision read

GPT-5.4

GPT-5.4 currently has the stronger profile, with verified wins split 4 to 0.

Evidence depth

37 data points

Includes 0 benchmark rows, 0 audit samples, and 4 provider examples.

Selection signal

Start with GPT-5.4

The charts below split 4 high-signal samples across speed, scores, and audit health.

Model compare

GPT-5.4 vs MiniMax M2 Her

gpt-5-4-vs-m2-her

Model A

OpenAI

GPT-5.4

Model B

Minimax

MiniMax M2 Her

Overall leaderLeadingContender
Verified metric wins4 wins0 wins
Where it leadsCheapest input price, Free providers, Provider coverage, Recent tests

Benchmark score comparison

Third-party benchmark profile synced into LMSpeed; only metrics available for both models are shown.

Metric
OpenAIGPT-5.4
MinimaxMiniMax M2 Her
No shared benchmark metrics are available yet.

API audit comparison

Latest completed audits from shared providers, with four safety and integrity score groups plus report links.

Provider
OpenAIGPT-5.4
MinimaxMiniMax M2 Her
No completed audits are available from shared providers yet.

Provider examples

Speed aggregates and input/output pricing share each provider row for real API selection and migration cost checks.

Provider
OpenAIGPT-5.4
MinimaxMiniMax M2 Her
0 tests
OpenAI

GPT-5.4

speed / latency

N/A / N/A

input / output

No data

Minimax

MiniMax M2 Her

When to choose each model

This report only uses LMSpeed data for GPT-5.4 and MiniMax M2 Her: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.

Guidance
OpenAIGPT-5.4
MinimaxMiniMax M2 Her
When to choose each model

GPT-5.4

GPT-5.4 is stronger when you prioritize Cheapest input price, Free providers, Provider coverage, Recent tests.

MiniMax M2 Her

MiniMax M2 Her does not clearly lead on the verified metrics here, so check provider-specific pricing before choosing.

FAQ

TL;DR: GPT-5.4 leads across 37 verifiable data points, including pricing, speed, latency, benchmarks, and provider examples.

Why is this comparison indexable?
It has 4 verifiable comparison points, and both models have pricing or benchmark data.
Are missing metrics invented?
No. Metrics without LMSpeed data are omitted from this report.

Related compare reports

Continue from GPT-5.4 vs MiniMax M2 Her into nearby model comparisons with enough verified LMSpeed data.

No data
Model metadataGPT-5.4 exposes 1.1M tokens; notable signals: Text input, Image input, File input, Text output.No OpenRouter metadata is available yet for this model.
DeveloperOpenAINo data
Context window1.1M tokensNo data
Max output128K tokensNo data
ReleasedMar 2026No data
Modalities

Input

TextImageFile

Output

Text
No data
Features
Text inputImage inputFile inputText outputTool callingStructured outputsJSON modeReasoning
None listed
ParametersNo dataNo data
TokenizerGPTNo data
Knowledge cutoffNo dataNo data
OpenRouter IDopenai/gpt-5.4No data
ReferencesNo dataNo data

speed / latency

N/A / N/A

input / output

No data

OfoxAI0 tests
OpenAI

GPT-5.4

speed / latency

N/A / N/A

input / output

No data

Minimax

MiniMax M2 Her

speed / latency

N/A / N/A

input / output

No data

智增增API0 tests
OpenAI

GPT-5.4

speed / latency

N/A / N/A

input / output

No data

Minimax

MiniMax M2 Her

speed / latency

N/A / N/A

input / output

No data

钱多多 API0 tests
OpenAI

GPT-5.4

gpt-5.4-2026-03-05

speed / latency

N/A / N/A

input / output

$36.71/M / $220.28/M

MiniMax M2 Her

M2-her

speed / latency

N/A / N/A

input / output

$1.03/M / $4.11/M

DMXAPI
ClaudeClaude Opus 4.6 vs GPT-5.46 verified data points
OpenAIGPT-5 vs GPT-5.46 verified data points
OpenAIGPT-5.2 vs GPT-5.46 verified data points
GeminiGemini 2.5 Pro vs GPT-5.46 verified data points

Data as of Jun 13, 2026, 01:25 PM·Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.