DeepSeek V4.1 Flash hands-on tests and comparisons

A user lists their daily work stack: Opus/Sonnet on factory, Grok in Cursor Pro, DeepSeek 1017 through a domestic plan worth roughly 12x official API usage, plus occasional 6.1 Sol via a relay.

DeepSeek's pricing page lists Search and Fetch at $0.75 per 1,000 successful requests, with server-side calls via Harness, Claude Code and Codex becoming paid on Nov 1; the retired v4-flash model names now route to V4.1-Flash-1017 at Flash pricing.

OpenCode launches 2.0 and announces Operation Cheepseek phase 3, giving $80 of DeepSeek V4.1 Flash usage on a $10 monthly subscription, billed as the cheapest access anywhere.

A game developer says they've used up a second $200 account this week and is deciding between another subscription, going all-in on DeepSeek V4.1 Flash, or retrying Codex.

A user says OpenCode serves a mix of quantized, older and official V4.1 Flash 1017 models, making results random, and suggests Command code goat's official channel.

Qoder CN extended its free DeepSeek-V4.1-Flash-1017 promotion to October 31, with daily free uses for all accounts, no credit cost at max reasoning, and 1M context.

Qoder's international individual users can use DeepSeek V4.1 Flash 1017 free until Oct 31 midnight at a 0.0x billing rate, with a daily usage cap and no Teams or Enterprise access.

Qoder is offering DeepSeek-V4.1-Flash-1017 free until Oct 31 for both free and paid individual accounts, with daily free uses costing zero credits even at a zero balance.

DeepSeek V4.1 Flash 1017 is now available in the Cursor API; the poster finds Cursor's merged quota insufficient and wonders why Composer 3 is still missing.

A user complains that running OpenCode with DeepSeek V4.1 Flash as the sole fallback model consumed a large share of quota in under three days.

A user says WorkBuddy is the best low-cost route to DeepSeek V4.1 Flash 1017 at 0.11x credits (and Kimi K3.1 Pro at 0.97x), with free credits usable.

Personal-plan users can pick V4.1-Flash-1017 and run thinking at maximum effort without spending credits; the poster suggests using the week to save Claude and Codex quota.