Morph V3 Large
MorphReleased Jul 7, 2025
Morph's high-accuracy apply model for complex code edits. ~4,500 tokens/sec with 98% accuracy for precise code transformations. The model requires the prompt to be in the following format: <instruction>{instruction}</instruction> <code>{initial_code}</code>...
- Context window
- 262K tokens
- Max output
- 131K tokens
- Input
- text
- Output
- text
- Tokenizer
- Other
- Released
- Jul 7, 2025
Pricing
Per 1M tokens. The provider price and our flat 3% fee are separate columns — what you pay is their sum.
| Per 1M tokens | Provider | + 3% fee | You pay |
|---|---|---|---|
| Input | $0.900 | $0.027 | $0.927 |
| Output | $1.90 | $0.057 | $1.96 |
Supported parameters
- logprobs
- max_tokens
- response_format
- stop
- structured_outputs
- temperature
- top_logprobs
Call it
OpenAI-compatible: point your SDK at api.openkey.ai/v1 and use model morph/morph-v3-large.
curl https://api.openkey.ai/v1/chat/completions \
-H "Authorization: Bearer $OPENKEY_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "morph/morph-v3-large",
"messages": [{"role": "user", "content": "Hello"}]
}'import os
from openai import OpenAI
client = OpenAI(
base_url="https://api.openkey.ai/v1",
api_key=os.environ["OPENKEY_API_KEY"],
)
completion = client.chat.completions.create(
model="morph/morph-v3-large",
messages=[{"role": "user", "content": "Hello"}],
)
print(completion.choices[0].message.content)import OpenAI from "openai";
const client = new OpenAI({
baseURL: "https://api.openkey.ai/v1",
apiKey: process.env.OPENKEY_API_KEY,
});
const completion = await client.chat.completions.create({
model: "morph/morph-v3-large",
messages: [{ role: "user", content: "Hello" }],
});
console.log(completion.choices[0].message.content);Questions
- How much does Morph V3 Large cost via API?
- Through OpenKey, Morph V3 Large costs $0.927 per 1M input tokens and $1.96 per 1M output tokens. That is the provider price ($0.900 / $1.90) plus a flat 3% fee — nothing else.
- What is Morph V3 Large's context window?
- Morph V3 Large accepts up to 262K tokens of context and returns up to 131K tokens per request.
- Is Morph V3 Large OpenAI-compatible?
- Yes. Send requests to OpenKey's /v1/chat/completions endpoint with model "morph/morph-v3-large" using any OpenAI SDK — only the base URL and API key change.
- What inputs does Morph V3 Large support?
- Morph V3 Large accepts text input and produces text output.