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DeepSeek V4 Flash
▲ HOT◆ OPEN
by DeepSeek
OPEN WEIGHTSHOSTEDFREE TO TRYFAST RESPONSESCODING HELPWRITING HELP
RANKED #6 OF 316 ASSISTANTS · OVERALL #8 OF 493 RANKED · VIBE SCORE 7.2 · 14,956 VOICES ·
COPY BADGE pastes a README snippet with the rank SVG.
A fast, affordable AI model built to help you write text and generate code quickly.
HAPPY9.3
2.4k mentions
SAD5.7
1.3k mentions
VIBE TRAJECTORY
26 weeks · 17,087 voices in this window
HOLDING UP
Recent vibe is steady. No clear fade in the crowd.
HOW TO USE IT
Open weights. You can use a hosted service, or download it and run it yourself, free.
RUN IT ON YOUR OWN MACHINE
Open weights: download DeepSeek V4 Flash once and it's yours. No subscription, no rate limits, works offline.
284B parameters (13B active MoE), a Q4 file is about 155 GB
- BARE MINIMUM
Mac Studio M2 Ultra (128GB Unified Memory)
128 GB UNIFIED MEMORY
~$4,000 USEDUD-IQ3_XXS (3-bit), ~5-8 tok/s, 8k context
- SWEET SPOT
4x NVIDIA RTX 3090 (24GB VRAM each) + Host PC
96 GB VRAM + 128 GB RAM
~$5,500 USEDUD-IQ3_S (3-bit) or UD-IQ4_XS (4-bit) with partial offload, ~12-15 tok/s, 16k context
- FULL POWER
2x NVIDIA DGX Spark (128GB Unified Memory each)
256 GB UNIFIED MEMORY
~$8,000 NEWUD-Q4_K_XL (4-bit) or UD-Q8_K_XL (8-bit), ~20-30 tok/s, 128k context
LEARN HOW TO SET IT UP
WILL MY BOX RUN DEEPSEEK V4 FLASH?
The three cards above are researched picks. Search the machine you actually have — we only say yes if it should reply at a usable speed, not just load the weights and crawl.
HARDWARE PICKS & PRICES ARE RESEARCHED FROM THE LIVE WEB AND REFRESHED AUTOMATICALLY. TREAT THEM AS BALLPARK, NOT GOSPEL.
WHAT CAN YOU ACTUALLY DO WITH IT?
Everyday jobs on each of those rigs: how long DeepSeek V4 Flash takes, and how good the crowd says it is at that kind of work.
| THE JOB | BARE MINIMUMMac Studio M2 Ultra (128GB Unified Memory) | SWEET SPOT4x NVIDIA RTX 3090 (24GB VRAM each) + Host PC | FULL POWER2x NVIDIA DGX Spark (128GB Unified Memory each) |
|---|---|---|---|
| Write an emaila paragraph or two, drafted from a one-line brief | ~77 S★★★★★ | ~37 S★★★★★ | ~20 S★★★★★ |
| Summarize a documenta long report boiled down to the points that matter | ~3.8 MIN★★★★★ | ~1.9 MIN★★★★★ | ~60 S★★★★★ |
| Build a websitea small landing page, markup and styles together | ~21 MIN★★★★★ | ~9.9 MIN★★★★★ | ~5.3 MIN★★★★★ |
| Build a backendan API with routes, storage and tests | ~64 MIN★★★★★ | ~31 MIN★★★★★ | ~17 MIN★★★★★ |
| Build a gamea playable browser game in one file | ~38 MIN★★★★★ | ~19 MIN★★★★★ | ~10 MIN★★★★★ |
STARS ARE THE COMMUNITY SCORE FOR THAT KIND OF WORK, DOCKED FOR HOW SQUASHED THE WEIGHTS GET AT EACH TIER. TIMES ARE COMPUTED FROM RESEARCHED SPEEDS. BALLPARK, NOT GOSPEL.
WHAT THE INTERNET SAYS
Users love DeepSeek V4 Flash for its speedy responses, low price, and strong coding help. However, some complain about frequent errors, occasional lecturing, and made-up answers.
12631 POSTS · 2805 COMMENTS · REDDIT · BLUESKY · HACKER NEWS · X · GITHUB · LEMMY · DEV.TO · DEV FORUMS · BLOG
PEOPLE LOVE
- Popular for coding help (75 mentions)
- Answers come back fast (25 mentions)
- Usually gives correct answers (19 mentions)
- Good at writing and wording things (17 mentions)
PEOPLE COMPLAIN ABOUT
- Outages, errors, or limits get in the way (71 mentions)
- Refuses or lectures more than people like (68 mentions)
- People find it expensive (66 mentions)
TOPIC BY TOPIC
- PriceMIXED FEELINGS
79 thumbs up · 66 thumbs down
- Help with codeMOSTLY POSITIVE
75 thumbs up · 49 thumbs down
- Working when you need itA SORE SPOT
18 thumbs up · 71 thumbs down
- Saying no too muchA SORE SPOT
3 thumbs up · 68 thumbs down
- SpeedPEOPLE LOVE THIS
25 thumbs up · 8 thumbs down
- Getting facts rightMOSTLY POSITIVE
19 thumbs up · 12 thumbs down
- WritingPEOPLE LOVE THIS
17 thumbs up · 5 thumbs down
- Long conversationsMOSTLY POSITIVE
6 thumbs up · 3 thumbs down
- Doing what you askPEOPLE LOVE THIS
3 thumbs up · 0 thumbs down
IN THEIR OWN WORDS
- FROM REDDIT >
“Scaling self-verification with DeepSeek V4 Flash beats Claude Fable 5 on Terminal-Bench 2.1, while being 11x cheaper.”
- FROM REDDIT >
“I canceled Claude and coded 7 days straight with DeepSeek V4 Flash 0731 — the honest cost & quality breakdown.”
- FROM X >
“On popular demand, we are introducing - Uncensored DeepSeek V4 Flash 0731!”
- FROM GITHUB >
“feat: add DeepSeek V4 Flash as fast recommended model.”
- FROM GITHUB >
“bug: -40% decode speed regression with DeepSeek V4 Flash.”
LOOKING FOR AN ALTERNATIVE?
Other models the crowd has fully reviewed, starting with text models like this one.
Muse Spark 1.3
Claude Opus 5.5> SOURCES (12)
- X · 2026-08-15 · 3243 UPVOTESDeepSeek Pro V4 Max just completed the challenge too! It took much longer, at 2:30h, but the total token spend was just
DeepSeek Pro V4 Max just completed the challenge too! It took much longer, at 2:30h, but the total token spend was just
- REDDIT · 2026-07-31 · 2070 UPVOTESDeepSeek V4-Flash is officially out, still dirt cheap. USA don't like that, and want ban open source models.
DeepSeek V4-Flash is officially out, still dirt cheap. USA don't like that, and want ban open source models.
- REDDIT · 2026-07-31 · 1646 UPVOTESDeepSeek V4 flash final release
DeepSeek V4 flash final release
- REDDIT · 2026-08-01 · 1406 UPVOTESDeepSeek V4 Flash API is 18x cheaper on input, 28x cheaper on output, and matches Opus 4.8. Time for Claude to atleast reduce sonnet pricing
DeepSeek V4 Flash API is 18x cheaper on input, 28x cheaper on output, and matches Opus 4.8. Time for Claude to atleast reduce sonnet pricing
- REDDIT · 2026-08-01 · 1375 UPVOTESDeepSeek is 28x cheaper on on output than Claude Opus 4.8😱
DeepSeek is 28x cheaper on on output than Claude Opus 4.8😱
- REDDIT · 2026-08-17 · 1127 UPVOTESArtificial Analysis' Qwen3.8-27B benchmarks put it neck and neck with DeepSeek V4 and GPT-5.6 Luna Max
Artificial Analysis' Qwen3.8-27B benchmarks put it neck and neck with DeepSeek V4 and GPT-5.6 Luna Max
- REDDIT · 2026-10-20 · 1069 UPVOTESDeepSeek is open-sourcing everything. It should the one deserves the name "OpenAI", not that closed company
DeepSeek is open-sourcing everything. It should the one deserves the name "OpenAI", not that closed company
- REDDIT · 2026-07-31 · 1051 UPVOTESDeepSeek-V4-Flash has been updated, "The official release of DeepSeek-V4-Pro will follow soon"
DeepSeek-V4-Flash has been updated, "The official release of DeepSeek-V4-Pro will follow soon"
- REDDIT · 2026-05-24 · 1027 UPVOTESI think I know why deepseek is so good
I think I know why deepseek is so good
- X · 2026-08-15 · 893 UPVOTESQuick tip: download the open models you care about from Hugging Face as soon as you can. You never know what the next fe
Quick tip: download the open models you care about from Hugging Face as soon as you can. You never know what the next fe
- X · 2026-08-21 · 827 UPVOTESDeepSeek-V4-Flash-Vision-Exp is now live on the DeepSeek API Platform! 🚀 🔹 This experimental multimodal model matches
DeepSeek-V4-Flash-Vision-Exp is now live on the DeepSeek API Platform! 🚀 🔹 This experimental multimodal model matches
- REDDIT · 2026-07-31 · 784 UPVOTESNew DeepSeek V4-Flash achieves 50 on ArtificalAnalysis Index, 1 point below GLM-5.2 and GPT-5.6 Luna
New DeepSeek V4-Flash achieves 50 on ArtificalAnalysis Index, 1 point below GLM-5.2 and GPT-5.6 Luna