{"rid":"compute/vast-ai","card":{"rid":"compute/vast-ai","eid":"vast","topic":"compute","slug":"vast-ai","provider":"Vast.ai","url":"https://vast.ai/pricing","domain":"vast.ai","category":"GPU cloud","tier":null,"verdict":"paid-only","vorder":3,"grp":"paid","confidence":"documented","binding":"retention-clamped","identity_kind":"card","identity_basis":"stated","needs_card":1,"needs_phone":0,"needs_id":0,"needs_institution":0,"country":null,"crypto":null,"interfaces":"rest,cli","egress_metered":null,"per_object_bytes":null,"retention_days":null,"verified_at":"2026-10-22T00:00:00.000Z","verified_basis":"live","checked_on":"2026-10-22","stale_on":"2026-11-21","n_evidence":15,"usd_month":null,"usd_per_tb_month":null,"summary":"no free tier; prices are set by supply and demand across 40 or more data centres","duplicate_of":null,"n_unknown":4},"record":{"topic":"compute","per_object_cap":{"stated":"not applicable","bytes":null,"notes":null},"interface":["rest","cli"],"interface_detail":"REST API, CLI and a web console; SSH into an instance","tooling":"the Vast CLI and API, SSH, Docker images","chaining":"the cheapest GPU hour in the market and the least reliable: the host is a third party","limits_note":"prices are set by the host, so the rate for a card changes with supply","reliability_note":"no reliability event recorded","confidence":"documented","verified_at":"2026-10-22T00:00:00.000Z","price_per_tb_month":null,"slug":"vast-ai","provider":"Vast.ai","url":"https://vast.ai/pricing","category":"GPU cloud","free_tier":{"stated":"no free tier; prices are set by supply and demand across 40 or more data centres","unit":"none","metered_on":"wall-clock","source_url":"https://vast.ai/pricing","read_on":"2026-10-22","notes":"interruptible instances are stated as 50% or more cheaper and may be reclaimed"},"retention":{"stated":"a stopped instance keeps its disk for a period the host sets, not Vast","days":null,"notes":"the disk is on a third party's machine"},"egress":{"terms":"not published on the page read","metered":false,"free_allowance":null,"price_per_tb":null,"source_url":"https://vast.ai/pricing"},"limits":[{"kind":"retention-clamped","value":"interruptible instances may be reclaimed at any time; that is the discount","source":"https://vast.ai/pricing"},{"kind":"request-rate","value":"no per-account concurrency number is published on the pricing page","source":"https://vast.ai/pricing"}],"identity_cost":{"kind":"card","detail":"a card and a balance are required, and the minimum deposit is USD 5, quoted from the vendor's quickstart","country":null},"evidence":[{"url":"https://vast.ai/pricing","date":"2026-10-22","proved":"three tiers: on-demand with per-second billing, interruptible at 50% or more cheaper, and reserved on 1, 3 or 6 month terms"},{"url":"https://vast.ai/pricing","date":"2026-10-22","proved":"prices are set by supply and demand across 40 or more data centres; 68 or more GPU types from RTX 3060 to B200"},{"url":"https://vast.ai/launch-your-gpu","date":"2026-10-22","proved":"quoted: 'Is there a free trial? - Not currently'; 'Do I need a credit card to try it? - Yes - but you can start with just USD 5 in credits'"},{"url":"https://docs.vast.ai/guides/get-started/quickstart","date":"2026-10-22","proved":"quoted: 'The minimum deposit amount on Vast.ai is USD 5'; 'When your balance reaches zero, your running instances will automatically stop'"},{"url":"https://docs.vast.ai/guides/concepts","date":"2026-10-22","proved":"quoted: 'Reliability score - A measure of a machine's historical uptime and health. New machines start at 60% and climb as they demonstrate availability. Higher reliability matters more the longer your rental.'"},{"url":"https://docs.vast.ai/guides/concepts","date":"2026-10-22","proved":"three rental kinds: on-demand fixed and guaranteed until max duration, reserved, and 'Interruptible, bidding-based, lowest cost, may be paused when outbid or when on-demand demand spikes'"},{"url":"https://console.vast.ai/api/v0/bundles/?q=%7B%7D","date":"2026-10-22","proved":"probe.py recorded HTTP 200, 177,005 bytes, sha256 14ae21ac30941206b38860c6107be97bdf05a59132e289ec0b25d6bca7241f78, 64 offers, no challenge; parsing the JSON gives cheapest per-GPU rates of USD 0.021 for a GTX 1660 S, 0.109 for an RTX 3090, 0.120 for an RTX 4090 and 0.213 for an RTX 5090"},{"url":"https://docs.vast.ai/guides/instances/choosing/instance-types.md","date":"2026-10-22","proved":"interruptible instances are 'often 50%+ cheaper than on-demand', may be paused if outbid, and 'Data preserved when paused but instance not functional', quoted"},{"url":"https://docs.vast.ai/pricing","date":"2026-10-22","proved":"billing is by the second for actual usage and the marketplace sets rates per host, so no fixed per-card spot price exists"},{"url":"https://console.vast.ai/api/v0/bundles/?q=%7B%22rentable%22%3A%7B%22eq%22%3Atrue%7D%2C%22num_gpus%22%3A%7B%22eq%22%3A1%7D%2C%22type%22%3A%22on-demand%22%2C%22order%22%3A%5B%5B%22dph_total%22%2C%22asc%22%5D%5D%2C%22limit%22%3A1000%7D","date":"2026-10-22","proved":"The vendor's own unauthenticated search endpoint returned 200 with 64 rows sorted ascending by dph_total. The cheapest row with gpu_frac 1.0 is gpu_name 'GTX TITAN X', dph_total 0.042222222222222223, min_bid 0.03333333333333333, gpu_total_ram 12288, geolocation 'South Korea, KR', reliability2 0.9849486, host_id 154621, verification 'unverified'."},{"url":"https://console.vast.ai/api/v0/bundles/?q=%7B%22rentable%22%3A%7B%22eq%22%3Atrue%7D%2C%22num_gpus%22%3A%7B%22eq%22%3A1%7D%2C%22type%22%3A%22on-demand%22%2C%22order%22%3A%5B%5B%22dph_total%22%2C%22asc%22%5D%5D%2C%22limit%22%3A1000%7D","date":"2026-10-22","proved":"The same 64 rows carry gpu_frac values of 0.125, 0.142857, 0.166667, 0.2, 0.25, 0.333333, 0.5 and 1.0, counted as 7, 4, 5, 2, 9, 1, 18 and 18 rows. The cheapest row is gpu_name 'Quadro P2000' at gpu_frac 0.125 with dph_total 0.02962962962962963, geolocation 'Nevada, US', host_id 90577, and its gpu_ram and gpu_total_ram both read 5120 MB, which is the whole 5 GB card, not the slice."},{"url":"https://console.vast.ai/api/v0/bundles/?q=%7B%22rentable%22%3A%7B%22eq%22%3Atrue%7D%2C%22num_gpus%22%3A%7B%22eq%22%3A1%7D%2C%22type%22%3A%22bid%22%2C%22order%22%3A%5B%5B%22dph_total%22%2C%22asc%22%5D%5D%2C%22limit%22%3A1000%7D","date":"2026-10-22","proved":"The interruptible query returned 200 with 64 rows on 56 distinct host_ids. The cheapest whole card is gpu_name 'GTX 1060' at dph_total 0.03338889222222222, geolocation 'Vietnam, VN', host_id 172022. The same host 154621 and the same whole Titan X appear at dph_total 0.0356 against 0.0422 on the on-demand query, and min_bid over dph_total across the 64 on-demand rows has a median of 0.825."},{"url":"https://console.vast.ai/api/v0/bundles/?q=%7B%22rentable%22%3A%7B%22eq%22%3Atrue%7D%2C%22type%22%3A%22on-demand%22%2C%22order%22%3A%5B%5B%22num_gpus%22%2C%22desc%22%5D%5D%2C%22limit%22%3A1000%7D","date":"2026-10-22","proved":"Sorted by card count descending, the largest single offer is gpu_name 'RTX 5090' with num_gpus 16, gpu_total_ram 521712 MB, dph_total 14.296, geolocation 'Taiwan, TW', host_id 51010. The num_gpus distribution in the response is 8x35, 4x11, 6x7, 7x4, 5x2, and one each of 9, 10, 12, 14 and 16."},{"url":"https://cloud.vast.ai/create/","date":"2026-10-22","proved":"The listing page rendered without login and priced each offer in the same form, for example 'Type #46832290', 'Quebec, CA', '16 GB VRAM', '$0.195/hr plus bandwidth'; 'Type #28418865' shows '2x H200 NVL' at '$8.032/hr plus bandwidth'; 'Type #53243440' shows '1x RTX 6000Ada' at '$0.645/hr plus bandwidth'. Every one of its offer cards ends in the words 'plus bandwidth'."},{"url":"https://vast.ai/pricing","date":"2026-10-22","proved":"'68+ GPU Types' and 'From RTX 3060 to B200' and 'Prices set by supply and demand across 40+ data centers.' The interruptible tier is described as '50%+ cheaper. Best for batch training.' and reserved as 'Up to 50% Off' with '1, 3, or 6 month terms'. The page contains no price and no rate: the live table it advertises did not render into the extracted text."}],"verdict":"paid-only","notes":"The pricing page renders live card prices client-side, but the marketplace API does not: a probe of https://console.vast.ai/api/v0/bundles/ returned HTTP 200 and 177,005 bytes with 64 offers, including GTX 1660 S at USD 0.021 per GPU-hour, RTX 3090 at USD 0.109, RTX 4090 at USD 0.120 and RTX 5090 at USD 0.213. The earlier note said no rate was recorded; that was true of the pricing page and false of the API, which is the better source. The rates are read from one snapshot on one day and move with host supply.","extras":{"shape":{"vcpu":null,"ram_gib":null,"disk_gib":null,"gpu_class":null,"gpu_count":null},"billing_model":"allocated","granularity":{"min_billed_s":1,"rounding_s":1},"session_cap":{"wall_clock_min":null,"idle_reap_s":null,"restart_required":false,"note":"interruptible instances can be reclaimed at any moment"},"keep_rate":{"value":null,"basis":"not established; disk is on the host machine","source":"https://vast.ai/pricing"},"persistent_storage":{"included_gib":null,"price_gib_month":null,"durability":"host disk","survives_stop":null,"survives_destroy":false,"max_retention":"set by the host"},"network_out":{"allow_outbound":true,"allow_inbound_listen":true,"ports":"SSH and mapped ports","static_ip":null,"ipv6":null,"per_session_bytes":null},"free_tier_kind":"none","m10h_usd":null,"m24h_usd":null,"gap":"the pricing page is client-rendered; the API at console.vast.ai/api/v0/bundles/ returns the live offers and was probed 2026-10-22, so the rate gap is closed and the snapshot date is recorded","wave2":{"merged_agents":["a04-decentralized","a05-spot","a09-forums","vast-ai-supply"],"merged_evidence_rows":13,"merged_note":"The cheapest whole single GPU that was actually rentable on-demand at 2026-10-22T17:00Z was a GTX TITAN X 12 GB at USD 0.04222 per hour on host 154621, South Korea, reliability 0.985, 20 effective CPU cores, 7.8 GB RAM, 151 GB disk, 606 Mbps down and 404 Mbps up, egress USD 4.00 per TB, host marked unverified. The cheapest single-GPU listing of any kind is not a card: a Quadro P2000 at gpu_frac 0.125, one eighth of a 5 GB card, at USD 0.02963 per hour on host 90577, Nevada, reliability 0.997. Of the 64 cheapest single-GPU on-demand rows, 18 are whole cards and 46 are fractional slices, spread "},"rate_snapshot":{"source":"https://console.vast.ai/api/v0/bundles/?q=%7B%7D","date":"2026-10-22","note":"64 offers; cheapest consumer cards quoted in notes; a marketplace rate moves with host supply"}},"binding":"retention-clamped","binding_note":"interruptible instances are reclaimable, so preemption is the clock and the discount is its price"},"claims":[{"path":"$.free_tier.stated","kind":"free-quota","num":null,"unit":null,"per":null,"currency":null,"usd":null,"fx_date":null,"parse":"unparsed"},{"path":"$.limits[0].value","kind":"limit:retention-clamped","num":null,"unit":null,"per":null,"currency":null,"usd":null,"fx_date":null,"parse":"unparsed"},{"path":"$.limits[1].value","kind":"limit:request-rate","num":null,"unit":null,"per":null,"currency":null,"usd":null,"fx_date":null,"parse":"unparsed"}],"unknown":[["$.egress.metered","egress-unknown"],["$.per_object_cap.notes","process"],["$.per_object_cap.stated","not-applicable"],["$.reliability_note","none-observed"]],"history":[],"drift":[]}