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Description
Muse Spark 1.2 is Meta’s newest coding-focused model, released alongside Muse Code as part of Meta’s AI developer platform. The model improves on Muse Spark 1.1 with stronger code generation, complex debugging, codebase understanding, and full developer workflow performance. Muse Spark 1.2 powers Muse Code, a terminal coding agent that can plan changes, write code, validate results, and coordinate persistent background subagents. The model was co-trained with Muse Code so it performs well inside the agentic coding runtime and tool environment. Its training included scaled coding compute, broader training environment diversity, rejection-sampled harness trajectories, recipe optimizations, and Muse Code toolset integration. Muse Spark 1.2 is designed for long-horizon coding tasks such as whole-repository generation, large end-to-end projects, auto-research, and extended optimization work. It uses planning to sequence work, goal conditioning to stay aligned with the user’s objective, and context compaction to preserve useful knowledge over long sessions. The model also benefits from a self-improvement loop where Muse Spark 1.1 generated challenging coding environments and instruction-following templates for training. By combining coding specialization, agentic workflow support, long-horizon training, subagent compatibility, and Meta Model API availability, Muse Spark 1.2 helps developers build, debug, and optimize software more effectively.
Description
NarrativAI is designed specifically for writers who create original characters, expansive universes, and large ensembles that can be challenging to manage mentally. It stands out from typical AI writing tools for two main reasons.
First, the OC Vault serves as a continuity engine that automatically develops as you write, analyzing your drafts to extract key details about your characters, setting, and timeline without requiring you to keep a separate record. This system ensures that any contradictions in your writing are flagged before they can escalate throughout your narrative.
Second, Muse, the collaborative writing partner, remains transparent in its operation, always indicating whether it is in Listening, Suggesting, or Drafting mode, so you can understand its influence on your fictional world and the reasoning behind any changes. Additionally, two new modes, Safety Checking and Resting, will be introduced as the product evolves.
At present, we are excited to present a special Founding Member offer to the first 100 individuals who sign up, which includes lifetime Premium access, a package of 50,000 credits, an exclusive permanent badge, and a guaranteed locked-in rate for the future. This is a fantastic opportunity for aspiring writers to enhance their creative process.
API Access
Has API
Yes
API Access
Has API
No
Screenshots View All
No images available
Integrations
Bash
Yes
C#
Yes
CSS
Yes
Claude Agent SDK
Yes
Claude Code
Yes
HTML
Yes
Java
Yes
Kubernetes
Yes
LlamaIndex
Yes
Meta AI
Yes
Integrations
Bash
No
C#
No
CSS
No
Claude Agent SDK
No
Claude Code
No
HTML
No
Java
No
Kubernetes
No
LlamaIndex
No
Meta AI
No
Pricing Details
$1.25 per 1M tokens (input)
$1.25 per million tokens in input, and $4.25 per million tokens of output
Free Trial
Yes
Free Version
No
Pricing Details
No price information available.
Free Trial
Yes
Free Version
Yes
Deployment
Web-Based
Yes
On-Premises
No
iPhone App
No
iPad App
No
Android App
No
Windows
No
Mac
No
Linux
No
Chromebook
No
Deployment
Web-Based
Yes
On-Premises
No
iPhone App
No
iPad App
No
Android App
No
Windows
No
Mac
No
Linux
No
Chromebook
No
Customer Support
Business Hours
No
Live Rep (24/7)
No
Online Support
Yes
Customer Support
Business Hours
Yes
Live Rep (24/7)
Yes
Online Support
Yes
Types of Training
Training Docs
Yes
Webinars
No
Live Training (Online)
No
In Person
No
Types of Training
Training Docs
Yes
Webinars
No
Live Training (Online)
No
In Person
No
Vendor Details
Company Name
Meta
Founded
2004
Country
United States
Website
meta.ai
Vendor Details
Company Name
OperaHouse Ventures
Founded
2026
Country
United States
Website
narrativai.cc/