Alternatives?
CheaperMiniMax M3.1 Flashthinking×3-89%$0.22Complete model response must be appended
BetterGPT-6 Lunamedium+70%-99%$0.017Function calling only with none · Chat Completions+3
OpenDeepSeek V4.1 Flash 1017max×2.8-87%$0.26Pass back reasoning_content · Chat Completions+4
CheaperGrok 4.6xhigh×2.8-13%$1.75Context: 1M → 500KCheaperGPT-6 Astrahigh×2.8-15%$1.73Monitoring can return HTTP 403+2MiniMax M3.1 Flashthinking×3-89%$0.22Complete model response must be appendedGrok 4.6xhigh×2.8-13%$1.75Context: 1M → 500KDeepSeek V4.1 Flash 1017maxOpen×2.8-87%$0.26Pass back reasoning_content · Chat Completions+4GPT-6 Astrahigh×2.8-15%$1.73Monitoring can return HTTP 403+2GPT-6.1 Solxhigh×2.8-81%$0.39Remove unsupported parameters+5GPT-6 Lunamedium+70%-99%$0.017Function calling only with none · Chat Completions+3GPT-5.6 Lunahigh+49%-98%$0.044
Claude Haiku 5.5medium+20%-98%$0.047Remove sampling parameters+5
MiMo v2.6 FlashthinkingOpen×2.7-97%$0.062Pass back reasoning_content+3GPT-6.1 Sollow×2.2-94%$0.13Remove unsupported parameters+5DeepSeek V4.1 Flash 1017maxOpen×2.8-87%$0.26Pass back reasoning_content · Chat Completions+4MiMo v2.6 FlashthinkingOpen×2.7-97%$0.062Pass back reasoning_content+3
GLM 5.3maxOpen×2.6same$2.01Reasoning cannot be disabled+3
Ling 3.1 FlashOpen×2.6-51%$1.00GLM 5.3 FlashmaxOpen×2.5-86%$0.28Defaults to max · Self-hosted+4Benchmarks
in Agents & Tool UseFAQ
How much does Quasar 438B cost?›
$0.60 per 1M input tokens and $1.80 per 1M output tokens. A typical benchmark task costs about $2.02 at max effort.
Is Quasar 438B free to use?›
There is no free API; the cheapest paid price is $0.60 per 1M input tokens.
How good is Quasar 438B, and what is it best at?›
#129 of 334 in Chat & Knowledge, #54 of 132 in Coding, #55 of 133 in Agents & Tool Use, #81 of 133 in Vision & Documents. Strongest at: Knowledge.
Is Quasar 438B better than Kimi K2.7 Code?›
On AutomationBench-AA, Quasar 438B scores 23.9 vs 24.5 — about the same. It is 274% more expensive per task.
How can I use Quasar 438B?›
Through the API of Multiverse Computing.
What is the context window of Quasar 438B?›
1M tokens.
When was Quasar 438B released? Is there a newer version?›
Released 2026-08-10. It is the current version in its line.
Is Quasar 438B open source?›
No, Quasar 438B is a closed model available through an API. The closest open-weights option here is DeepSeek V4.1 Flash 1017.
Can Quasar 438B read images?›
No, it accepts text only.
What is Quasar 438B?›
Quasar 438B is a closed language model from Multiverse Computing, released Aug 2026.
What are the best alternatives to Quasar 438B?›
MiniMax M3.1 Flash (cheaper), GPT-6 Luna (better), DeepSeek V4.1 Flash 1017 (open weights).