Free Models Router is free for input tokens while Palmyra X5 costs $0.6 per 1M tokens.
API cost decision in 10 seconds
Free Models Router vs Palmyra X5
Pick Free Models Router for lower cost; pick Palmyra X5 only if the larger context window matters more.
Pricing data updated:
Prices normalized to USD per 1M tokens
Sample workload: 1M input + 500K output
Budget verdict
Pick Free Models Router for lower cost; pick Palmyra X5 only if the larger context window matters more.
On the standard 1M input plus 500K output workload, Free Models Router is estimated at $0 vs $3.6 for Palmyra X5, saving $3.6 (100% lower).
Cost-first pickFree Models Router
Context-first pickPalmyra X5
Sample savings$3.6100%
10x traffic gap$36
Palmyra X5 has more context, but Free Models Router saves $3.6 on the standard workload. At 10x that traffic, the same price gap is about $36. Use the calculator below to replace the sample workload with your own token volume.
Cost sensitivity
Workload Sensitivity
Free Models Router stays cheaper across input-heavy, balanced, and output-heavy sample workloads.
| Workload shape | Token mix | Better pick | Free Models Router | Palmyra X5 |
|---|---|---|---|---|
| Input-heavy / RAG | 5M input + 500K output | Free Models Router | $0 | $6 |
| Balanced workload | 1M input + 1M output | Free Models Router | $0 | $6.6 |
| Output-heavy chatbot | 1M input + 5M output | Free Models Router | $0 | $30.6 |
Free Models Router is free for output tokens while Palmyra X5 costs $6 per 1M tokens.
Palmyra X5 has 840K more context (5.2x larger).
Free Models Router is free for the standard workload while the other model is estimated at $3.6.
Estimate your workload cost
Your Workload Cost
This estimate uses normalized public API pricing per 1M tokens. It is a planning aid, not a billing quote. Verify provider pricing, limits, and terms before production use.
Quick Decision
Free Models Router has the lower input price; Free Models Router has the lower output price; Palmyra X5 offers the larger context window. For the 1M input plus 500K output sample, Free Models Router is cheaper for the standard workload.
For a 1M input token plus 500K output token workload, the estimated API cost is $0 for Free Models Router and $3.6 for Palmyra X5.
Choose Free Models Router when you care most about lower input-token price, and lower output-token price.
Choose Palmyra X5 when you care most about larger context window.
- On the standard 1M input plus 500K output workload, Free Models Router is estimated at $0 vs $3.6 for Palmyra X5, saving $3.6 (100% lower).
- Free Models Router is free for the standard workload while the other model is estimated at $3.6.
- Free Models Router is free for input tokens while Palmyra X5 costs $0.6 per 1M tokens.
- Free Models Router is free for output tokens while Palmyra X5 costs $6 per 1M tokens.
- Palmyra X5 has 840K more context (5.2x larger).
| Feature | Free Models Router (OpenRouter) | Palmyra X5 (Writer) |
|---|---|---|
| Input Price prompt tokens per 1M | $0 | $0.6 |
| Completion Price per 1M tokens | $0 | $6 |
| Sample Workload Cost 1M input + 500K output | $0 | $3.6 |
| Context Window | 200K | 1.04M |
| Release Date |
Use-Case Decision Matrix
| Use case | Better pick | Why |
|---|---|---|
| Budget-constrained production | Free Models Router | On the standard 1M input plus 500K output workload, Free Models Router is estimated at $0 vs $3.6 for Palmyra X5, saving $3.6 (100% lower). |
| High-volume input processing | Free Models Router | Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill. |
| Long responses and chatbots | Free Models Router | Lower output-token price matters most when assistants generate many completion tokens. |
| RAG or long-document work | Palmyra X5 | A larger context window leaves more room for retrieved passages, conversation history, or source files. |
Related Alternatives
- No lower-cost same-provider swap is currently tracked for this pair.
- Llama 4 Scout offers 10M context with $0.23 sample workload cost.
- Grok 4.20 offers 2M context with $2.5 sample workload cost.
- Owl Alpha offers 1.05M context with $0 sample workload cost.
- Gemini 3.1 Flash Lite offers 1.05M context with $1 sample workload cost.
- No popular competitor is currently available.
Cheaper alternatives
Review low-cost models sorted by a standard 1M input plus 500K output workload.
Open cheapest modelsLarger context alternatives
Find models with larger context windows for RAG, long documents, and codebase review.
Open largest context modelsProvider catalogs
Compare models within provider hubs before choosing a final API vendor.
Open provider hubsOpenRouter catalog
Review all tracked OpenRouter models before deciding whether this matchup is the right shortlist.
Open OpenRouter modelsWriter catalog
Check other Writer models with comparable pricing, context, or release timing.
Open Writer modelsThe simplest way to get free inference. openrouter/free is a router that selects free models at random from the models available on OpenRouter. The router smartly filters for models that...
Palmyra X5 is Writer's most advanced model, purpose-built for building and scaling AI agents across the enterprise. It delivers industry-leading speed and efficiency on context windows up to 1 million...