Model comparison · text
Claude Sonnet 5 vs Devstral-2-123B-Instruct-2512
Symmetrical, primary-source facts with unknown values left visible. No winner is assigned without comparable measurements.
FieldAt a glance
Anthropic · activeClaude Sonnet 5Verified Aug 28, 2026
Mistral AI · activeDevstral-2-123B-Instruct-2512Verified Aug 28, 2026
Technical differences
Side-by-side facts
| Field | Claude Sonnet 5 | Devstral-2-123B-Instruct-2512 |
|---|---|---|
| Developer | Anthropic | Mistral AI |
| Family | Claude 5 | Devstral 2 123b Instruct 2512 |
| Model | Claude Sonnet 5 | Devstral-2-123B-Instruct-2512 |
| Version | Claude Sonnet 5 | Devstral-2-123B-Instruct-2512 |
| Lifecycle | active | active |
| Input modalities | Text, Image | Text |
| Output modalities | Text | Text |
| Context window | 1000000 | 262144 |
| Total parameters | Unknown | 125025989840 |
| Active parameters | Unknown | Unknown |
| License | Unknown | other |
| Open weights | No | Yes |
| API available | Yes | Unknown |
| Self-hostable | No | Yes |
| Capabilities | chat, generation, reasoning, tools | chat, generation, tools |
11 comparable fields · 9 material differences · Pair passes the primary-source comparison gate
Primary benchmark evidence
Comparable performance
No protocol-matched benchmark yet.Results appear here only when both models share the same benchmark version, metric, evaluation protocol, and evidence class.
Claude Sonnet 5 capabilities
Input price$2.00
Output price$10.00
Serving providers1
Canonical IDanthropic/claude-sonnet-5
Devstral-2-123B-Instruct-2512 capabilities
Input price—
Output price—
Serving providers0
Canonical IDmistralai/Devstral-2-123B-Instruct-2512
Internal comparison graph
Related comparisons
Primary evidence