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Command A+vsSolar Open 2 250B-A15B

Solar Open 2 250B-A15B leads 1 of 1 shared benchmark. Solar Open 2 250B-A15B has the larger context window (1M tokens).

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

Shared benchmarks
0 – 1
Solar Open 2 250B-A15B leads
Cheaper per token
list price, input + output
Larger context
Solar Open 2 250B-A15B
1M tokens
Provider uptime (30d)
100% · —
Cohere · Upstage
Command A+
Cohere · released 2026-05-20
textvision
Context
128K
Max out
64K
Input /1M
Output /1M
Cached /1M
Scores
9 · 1 core
Solar Open 2 250B-A15B
Upstage · released 2026-07-24
text
Context
1M
Max out
Input /1M
Output /1M
Cached /1M
Scores
16 · 5 core
Quality

Benchmark matrix

BenchmarkCommand A+Solar Open 2 250B-A15BΔEdge
Reported by both · 1
IFBench74% 80% -6 ptSolar Open 2 250B-A15B
Only Command A+ reports · 8
AIME 202590% not reported
CharXiv Reasoning52.7% not reported
MathVista80.6% not reported
MMMU75.1% not reported
MMMU-Pro63% not reported
SciCode38% not reported
Tau2-bench Telecom85% not reported
Terminal-Bench Hard25% not reported
Only Solar Open 2 250B-A15B reports · 15
SWE-bench Verifiednot reported70.4%
GPQA Diamondnot reported86.3%
MMLU-Pronot reported86.2%
AIME 2026not reported95.7%
Humanity's Last Exam (no tools)not reported28.8%
AA-LCRnot reported62.3%
APEX-Agentsnot reported16.6%
ArtifactsBenchnot reported55.9%
GDPval-AA v2not reported1128
HMMT 2026-02not reported93.9%
LiveCodeBench v6not reported92.4%
MCP Atlasnot reported58.2%
Multi-Challengenot reported61%
Tau3-Bench (banking)not reported19.6%
Terminal Bench Hardnot reported28.3%
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 Command A+ minus Solar Open 2 250B-A15B 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

SpecCommand A+Solar Open 2 250B-A15BEdge
Context window128K tokens1M tokensSolar Open 2 250B-A15B
Max output64K tokens
Input price / 1M
Output price / 1M
Cached input / 1M
Input + output / 1M
Lower is cheaper. List prices; batch, tool and regional fees excluded.
Modalitiestext · visiontextCommand A+
Released2026-05-202026-07-24
Cited benchmark scores916
Reliability

Provider status

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Solar Open 2 250B-A15B vs …

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Public benchmarks are a starting point. Run Command A+ and Solar Open 2 250B-A15B on your own prompts with Respan evals, or route to either through one gateway key with automatic failover.