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Compare / head-to-head

Claude Opus 4vsGLM-4 32B 0414 128K

Claude Opus 4 and GLM-4 32B 0414 128K do not yet share a public benchmark, so quality cannot be compared apples-to-apples. GLM-4 32B 0414 128K is 450x cheaper per token. Claude Opus 4 has the larger context window (200K tokens).

Benchmarks from cited public sources; pricing from official pages; status from official provider feeds.

Shared benchmarks
0
no overlap yet
Cheaper per token
GLM-4 32B 0414 128K
450x cheaper, input + output
Larger context
Claude Opus 4
200K tokens
Provider uptime (30d)
100% · —
Anthropic · Z.ai
Claude Opus 4
Anthropic · released 2025-05-22
textvision
Context
200K
Max out
32K
Input /1M
$15
Output /1M
$75
Cached /1M
$1.5
Scores
6 · 5 core
GLM-4 32B 0414 128K
Z.ai · released 2025-04-14
text
Context
131K
Max out
16K
Input /1M
$0.1
Output /1M
$0.1
Cached /1M
Scores
0 · 0 core
Quality

Benchmark matrix

BenchmarkClaude Opus 4GLM-4 32B 0414 128KΔEdge
Reported by both · 0
No public benchmark is reported for both models yet.
Only Claude Opus 4 reports · 6
SWE-bench Verified72.5% not reported
GPQA Diamond76.3% epochnot reported
AIME 2024 (no extended thinking)33.9% not reported
OTIS Mock AIME 2024-2025 (Epoch AI run)64.4% epochnot reported
SWE-bench Verified (Epoch AI run)70.7% epochnot reported
Terminal-bench43.2% not reported
Only GLM-4 32B 0414 128K reports · 0
GLM-4 32B 0414 128K reports nothing Claude Opus 4 does not.
Scores tagged "epoch" or "matharena" are independent runs, used only where the lab has not published its own; ⚠ marks rows MathArena flags as released after the competition. Higher is better on every row. Δ is Claude Opus 4 minus GLM-4 32B 0414 128K in the benchmark's own unit. "Not reported" means the lab has not published that figure; it is not a zero. ↗ opens the source.
Specs & pricing

Side by side

SpecClaude Opus 4GLM-4 32B 0414 128KEdge
Context window200K tokens131K tokensClaude Opus 4
Max output32K tokens16K tokensClaude Opus 4
Input price / 1M$15 $0.1 GLM-4 32B 0414 128K
Output price / 1M$75 $0.1 GLM-4 32B 0414 128K
Cached input / 1M$1.5
Input + output / 1M
Lower is cheaper. List prices; batch, tool and regional fees excluded.
$90$0.2GLM-4 32B 0414 128K
Modalitiestext · visiontextClaude Opus 4
Released2025-05-222025-04-14
Cited benchmark scores60
Reliability

Provider status

All providers
More matchups

Claude Opus 4 vs …

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Public benchmarks are a starting point. Run Claude Opus 4 and GLM-4 32B 0414 128K on your own prompts with Respan evals, or route to either through one gateway key with automatic failover.