Upstage lists 3 models and Xingchen Agi 1. Below: line-up, price tiers, the cheapest model for each capability, and what each costs for five real workloads.
| Upstage | Xingchen Agi | |
|---|---|---|
| Models listed | 3 | 1 |
| Models with published pricing | 3 | 1 |
| Typical price (median, 3:1 blend per 1M) | $0.16 | n/a |
| Cheapest paid model | Upstage: Solar Mini 4 ($0.09) | n/a |
| Longest context | Upstage: Solar Mini 4 (524K) | XingChen: Xing4.0 29B A4B (free) (262K) |
| Free models | 0 | 1 |
| Newest model | Upstage: Solar Mini 4 (2026-09-23) | XingChen: Xing4.0 29B A4B (free) (2026-10-16) |
| Price changes in the last 90 days | 1 | 0 |
For each workload: the cheapest model from each provider that can actually do it (fits the context window; tool calling required for the agent), and its monthly cost at list price.
| Workload (per month) | Upstage | Xingchen Agi |
|---|---|---|
| Customer-support chatbot 50,000 conversations — each a 6-turn conversation | $7.75 with Upstage: Solar Mini 4 | no suitable model |
| RAG search over documents 20,000 questions — each a question answered from ~8 retrieved passages | $8.00 with Upstage: Solar Mini 4 | no suitable model |
| Coding / tool-using agent 2,000 tasks — each a multi-step task with tool calls and file context | $8.40 with Upstage: Solar Mini 4 | no suitable model |
| Batch summarisation 10,000 documents — each a 6,000-word report summarised to a page | $5.20 with Upstage: Solar Mini 4 | no suitable model |
| Long-document analysis 500 documents — each a 150-page contract or codebase read in one pass | $2.70 with Upstage: Solar Mini 4 | no suitable model |
| You need | Upstage | Xingchen Agi |
|---|---|---|
| Any model | Upstage: Solar Mini 4 ($0.09) | none listed |
| With tool calling | Upstage: Solar Mini 4 ($0.09) | none listed |
| With image input | none listed | none listed |
| With reasoning mode | Upstage: Solar Mini 4 ($0.09) | none listed |
| 128K+ context | Upstage: Solar Mini 4 ($0.09) | none listed |
| 1M+ context | none listed | none listed |
| Model type | Upstage | Xingchen Agi |
|---|---|---|
| text->text | 3 | 1 |
| Price per 1M (3:1 blend) | Upstage | Xingchen Agi |
|---|---|---|
| Free | 0 | 1 |
| Under $0.50 | 3 | 0 |
| $0.50 – $3 | 0 | 0 |
| $3 – $10 | 0 | 0 |
| $10 and up | 0 | 0 |
It depends on the job: Upstage offers the broader line-up (3 models vs 1), Upstage the longest context (524K tokens). The workload table above shows which wins for chat, RAG, agents, batch jobs and long documents.
Upstage: Upstage lists 3 models and Xingchen Agi lists 1.
Upstage: Upstage's longest is Upstage: Solar Mini 4 at 524K tokens; Xingchen Agi's is XingChen: Xing4.0 29B A4B (free) at 262K.
Upstage: none. Xingchen Agi: 1 free model (e.g. XingChen: Xing4.0 29B A4B (free)).
Upstage: 0 of 3 models accept images. Xingchen Agi: 0 of 1.