Claude Fable 5 Paid vs MOMorph V3 Fast Paid
Claude Fable 5 vs Morph V3 Fast compared — price per token, context window, multimodality, openness and which to choose. Full 2026 breakdown.
Claude Fable 5 — full profile › · Morph V3 Fast — full profile ›
Prices & specs refreshed from live data · olud.ai
Open-model prices = cheapest provider via OpenRouter; official maker rates may be higher.
$50 /M outputManaged API (no infra to run)
$1.2 /M outputManaged API (no infra to run)
Claude Fable 5 vs Morph V3 Fast specs
| Spec | Claude Fable 5 | Morph V3 Fast | Winner |
|---|---|---|---|
| Maker | Anthropic | Morph | – |
| Type | Proprietary | Proprietary | – |
| Context window | 1M tokens | 82K tokens | |
| Input price | $10/M | $0.8/M | MOMorph V3 Fast |
| Output price | $50/M | $1.2/M | MOMorph V3 Fast |
| Vision / multimodal | Yes | No | |
| Tool / function calling | Yes | No | |
| Self-hostable | No (API only) | No (API only) | – |
| License | Proprietary | Proprietary | – |
Price gap & when to choose each
Morph V3 Fast is ~42× cheaper than Claude Fable 5 on output tokens ($1.2 vs $50 per M tokens).
- You want frontier performance through a managed API
- You need the longer 1M context window
- You value reliability & ecosystem
- You don't want to manage infrastructure
- You want frontier performance through a managed API
- You want the lower output price
- You value reliability & ecosystem
- You don't want to manage infrastructure
Feature comparison
| Capability | Claude Fable 5 | Morph V3 Fast |
|---|---|---|
| Open weights (downloadable) | ✗ | ✗ |
| Self-hostable | ✗ | ✗ |
| Runs fully offline | ✗ | ✗ |
| Vision / multimodal | ✓ | ✗ |
| Tool / function calling | ✓ | ✗ |
| 1M+ context window | ✓ | ✗ |
Benchmarks: Claude Fable 5 vs Morph V3 Fast
Independent benchmark scores measured by Artificial Analysis. Higher is better (except latency).
Benchmark data by Artificial Analysis.
How Claude Fable 5 and Morph V3 Fast score
| Criterion | Claude Fable 5 | Morph V3 Fast |
|---|---|---|
| Cost-efficiency | 2.0 | 4.5 |
| Context window | 5.0 | 3.0 |
| Openness | 1.5 | 1.5 |
| Self-hosting | 1.0 | 1.0 |
| Multimodality | 5.0 | 2.0 |
Scores come from live data — output price (cost), context length, open vs closed weights (openness & self-hosting) and vision/tool support (multimodality). Raw task quality isn't scored here; it depends on your benchmark — see the verdict.
What each model is
Claude Fable 5 Paid
Claude Fable 5 is a Mythos-class model from Anthropic, built for autonomous knowledge work and coding. It supports text, image, and file inputs with text output, with reasoning support and...
Morph V3 Fast Paid
Morph's fastest apply model for code edits. ~10,500 tokens/sec with 96% accuracy for rapid code transformations. The model requires the prompt to be in the following format: <instruction>{instruction}</instruction> <code>{initial_code}</cod
Frequently asked questions
Claude Fable 5 vs Morph V3 Fast — which is cheaper?
Morph V3 Fast is cheaper on output ($1.2/M vs $50/M).
Which has the larger context window?
Claude Fable 5 offers the larger context window (1M tokens).
Claude Fable 5 vs Morph V3 Fast — which should I pick in 2026?
Choose Morph V3 Fast for the lower output price ($1.2/M vs $50/M). Choose Claude Fable 5 if you need the larger 1M context window.
People also compare
Explore more open-source AI
Browse the full open-source model leaderboard, thousands of tools and live benchmarks — all in one place.
Open the leaderboard →