What is MythoMax 13B API?
One of the highest performing and most popular fine-tunes of Llama 2 13B, with rich descriptions and roleplay.
Technical Specifications
- Supported inputs: Text
- Output: Text
- Context window: 4,096 tokens / Max output: 4,096 tokens
- Endpoint: /chat/completions
Performance Benchmarks
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MythoMax 13B API Pricing
- Input: $2.438 / 1M tokens
- Output: $2.438 / 1M tokens
Where to Use MythoMax 13B
Coding and code review
Generate, debug, and review code across languages, reading whole files or repos in a single prompt.
Long-document analysis
Summarize and extract from contracts, papers, and reports without aggressive chunking.
Code Sample
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Measured on the AI/ML API gateway across live traffic. Figures are medians unless stated. Last updated 2026-10-12.
MythoMax 13B is documented as suited to roleplaying and character-based dialogue, with an emphasis on maintaining consistent character voice across extended exchanges.
It is also suited to storywriting and creative generation, including producing dialogue and scene descriptions with natural pacing.
The model is documented as a strong fit for conversational AI, especially chat-style applications and assistants.
It is additionally described as suitable for agentic systems and enterprise RAG use cases.
import requests r = requests.post( "https://api.aimlapi.com/v1/chat/completions", headers={"Authorization": "Bearer " + AIMLAPI_KEY}, json={ "model": "gryphe/mythomax-l2-13b", "messages": [ { "role": "user", "content": "Hello!" } ] }, ) print(r.json())
const r = await fetch("https://api.aimlapi.com/v1/chat/completions", { method: "POST", headers: { Authorization: `Bearer ${process.env.AIMLAPI_KEY}`, "Content-Type": "application/json", }, body: JSON.stringify({ "model": "gryphe/mythomax-l2-13b", "messages": [ { "role": "user", "content": "Hello!" } ] }), }); console.log(await r.json());
curl -X POST https://api.aimlapi.com/v1/chat/completions \ -H "Authorization: Bearer $AIMLAPI_KEY" \ -H "Content-Type: application/json" \ -d '{"model":"gryphe/mythomax-l2-13b","messages":[{"role":"user","content":"Hello!"}]}'
OpenAI-compatible — swap the base URL and it works with your existing SDK.
| Type | Price |
|---|---|
| Input | |
| Output | |
| Cached input |
MythoMax 13B has a 4,096 tokens context window and can return up to 4,096 tokens.
MythoMax 13B takes text as input and returns text.
Use gryphe/mythomax-l2-13b as the model id. Requests go to https://api.aimlapi.com/v1/chat/completions.
MythoMax 13B became available on December 9, 2025.
MythoMax 13B is priced at input $2.578875 / 1M tokens, output $2.578875 / 1M tokens, cached input $2.578875 / 1M tokens.
Yes, MythoMax 13B can stream responses as they are generated.
MythoMax 13B was built by Gryphe.
