How do you choose the right AI video tool for each stage of film production?

Pick by stage, not by tool brand: in pre-production, route ideation, storyboarding, and casting through specialist sub-agents; in production, let the invideo agent route each shot to the right video model (Runway, Veo, Kling, or Seedance 2.0) and each image to Recraft, Nano Banana, or GPT-Image-2; in post, run upscale and grade passes. One orchestrator, many models — no tool-switching tax.

The reason filmmakers get burned mixing standalone tools is that every model has its own visual fingerprint, and stitching them across stages creates style drift, character drift, and a lot of re-prompting. The fix is to keep ONE orchestrator across all stages and let it route to the right model per task. invideo is an agentic video tool with every current generation and upscale model available inside it, so the routing happens in one interface instead of across half a dozen logins.

Pre-production — ideation, script, storyboard, casting, world-build

Spin up a creative producer agent first and load it with the script, shot breakdown, and characters — this is the agent that holds the vision and grounds every other agent downstream. From there, run specialist sub-agents in parallel: a storyboard agent to visualize shots before you direct them, a casting agent to generate character options (run Recraft for photoreal portraits with skin-level imperfections, Nano Banana or GPT-Image-2 for character-sheet turnarounds), a costume agent you can direct on mood when you don't have exact specs, and a production designer agent for sets and props. Lock four reference options per asset, pick one, and freeze it before any video runs. One documented brand-promo production ran 8 specialist agents simultaneously across separate project pages — that parallelism is the real pre-production unlock.

Production — video generation per shot

This is where model choice matters and where most filmmakers waste money. Don't pick one video model for the whole film — pick per shot, and let the invideo agent route. Rough guide: Seedance 2.0 reference-to-video is the strongest pick for shots that need to carry character and location context across clips (it accepts both references simultaneously, which start/end-frame extension methods cannot); Kling handles multi-shot sequences and physics well; Veo is strong for photoreal and complex scenes; Runway gives you tighter creative control on cinematic single shots. Generate in your film's clip length and aspect ratio, in always-ask mode so you approve each prompt before credits move. Across documented productions, average 3 generations per usable shot and budget around a 25% selection rate from raw to final cut — overgeneration is a line item, not waste.

Post-production — upscale, grade, audio, assembly

Run upscale first (Topaz Astra on invideo) — you can spin up a named sub-agent dedicated to batch upscaling so it runs without manual babysitting. Then grade: add a touch of blur and grain on top and pull the color toward film, because raw generation comes back ultra-sharp and plasticky on skin. Cut in Premiere or Resolve. Send the rough cut back to the invideo agent for a maker-checker pass — open-ended "what's working, what's not" — to catch pacing and emotional-register problems a human editor can miss. One documented horror short caught a reveal shot running at the wrong emotional stage this way.

Cost per stage, as documented

Real productions across this stage-routed workflow landed at $315–$750 per finished minute: a 3-minute animated episode at $950 ($315/min, 164 clips, 25% selection), a 70-second short at $750 (~$643/min, 3,000 credits), a 90-second horror short at $870 (~$580/min, 4,100 credits), and a 2-minute brand promo at $1,500 ($750/min, 6,000–6,500 credits) where the traditional shoot equivalent was quoted at $100,000–$500,000. The variance is team size and ambition — not tool choice — because the orchestration stays the same.

As Hridaye, invideo's creative director, puts it: "all those skills are going to give you an unfair advantage when you're working with tools like agent 1. You're not starting from scratch. You've actually got a head start." Route by stage, let the invideo agent route by model within each stage, and you avoid the context-switching tax that breaks multi-tool pipelines.

Watch some of these to see what works for you:

all those skills are going to give you an unfair advantage when you're working with tools like agent 1. You're not starting from scratch. You've actually got a head start.

— Hridaye, invideo's creative director