Cheapest Runway Gen-4.5 API
Ranked by verified cost per second in the comparable ~720p class, July 2026. Every price links to its source; audio and tier caveats are flagged inline.
$0.050/second
#1 (verified) · Runway (official) · turbo · 720p · audio off · a 5s clip ≈ $0.25 · checked Jul 30, 2026
Cheapest Runway Gen-4.5: quick facts
- Cheapest verified rate: $0.050/second on Runway (official) (turbo, 720p, audio off) — checked Jul 30, 2026.
- Across 1 providers, Runway Gen-4.5 runs $0.050–$0.12/second (2.4× spread).
- A 5-second clip costs $0.25 at the cheapest verified rate, up to $0.60 at the priciest tracked tier.
Bottom line: Runway (official) at $0.050/s is both the cheapest verified and the sensible default choice.
The ranking
Comparable ~720p-class records, cheapest first.
| Provider | Trust | Mode | Tier | Res | Audio | $ / second | 5s clip | Verified | Source |
|---|---|---|---|---|---|---|---|---|---|
| Runway (official)CHEAPEST VERIFIEDTry → | high | Text → Video | turbo | 720p | — | $0.050 | $0.25 | verified Jul 30, 2026 | source ↗ |
| Runway (official) | high | Text → Video | standard | 720p | — | $0.12 | $0.60 | verified Jul 30, 2026 | source ↗ |
How each price was normalized (derivations & sources)
- Runway (official) · turbo · 720p: Official Runway Developer API: gen4_turbo = 5 credits/second x $0.01/credit = $0.05/s; Gen-4 Turbo tier at 720p native, no native audio source ↗
- Runway (official) · standard · 720p: Official Runway Developer API: gen4.5 = 12 credits/second x $0.01/credit = $0.12/s; 720p native, no native audio source ↗
All Runway Gen-4.5 price points
Including other resolutions and tiers (not directly comparable to the ranking above — a 480p fast tier is not the same product as 1080p standard).
| Provider | Trust | Mode | Tier | Res | Audio | $ / second | 5s clip | Verified | Source |
|---|---|---|---|---|---|---|---|---|---|
| Runway (official) | high | Text → Video | turbo | 720p | — | $0.050 | $0.25 | verified Jul 30, 2026 | source ↗ |
| Runway (official) | high | Text → Video | standard | 720p | — | $0.12 | $0.60 | verified Jul 30, 2026 | source ↗ |
How each price was normalized (derivations & sources)
- Runway (official) · turbo · 720p: Official Runway Developer API: gen4_turbo = 5 credits/second x $0.01/credit = $0.05/s; Gen-4 Turbo tier at 720p native, no native audio source ↗
- Runway (official) · standard · 720p: Official Runway Developer API: gen4.5 = 12 credits/second x $0.01/credit = $0.12/s; 720p native, no native audio source ↗
Cheapest Runway Gen-4.5: FAQ
What is the cheapest Runway Gen-4.5 API right now?
As of Jul 30, 2026, the cheapest verified Runway Gen-4.5 rate in its comparable ~720p class is $0.050 per second on Runway (official) (turbo tier, audio off). Runner-up (verified): Runway (official) at $0.12/s.
Is the cheapest Runway Gen-4.5 provider safe to use?
Cheaper relays and aggregators are usually legitimate but vary in reliability, queue times and support. Rows marked "verified" link to a published price we checked directly; "reported" rows come from secondary sources. For production traffic, weigh provider reputation alongside price — the biggest names are not always the cheapest, and the cheapest is not always the most reliable.
Why do Runway Gen-4.5 prices differ so much between providers?
Providers negotiate different wholesale terms, run different infrastructure, and choose different margins. Some subsidize prices to win developers. Differences of 2–5× for the same model and resolution are normal in this market, which is exactly why per-second normalization matters.